Among the World's Famous Volcanic Mountains are Mount Vesuvius in Italy, which Erupted in 1944

Question: Among the world's famous volcanic mountains are Mount Vesuvius in Italy, which erupted in 1944, and Mount Kilimanjaro in Tanzania, with its three extinct cones.

1. are Mount Vesuvius in Italy, which erupted in 1944, and Mount Kilimanjaro in Tanzania, with its three extinct cones
2. are Mount Vesuvius, which erupted in 1944 in Italy, as well as Mount Kilimanjaro in Tanzania, with its three extinct cones
3. is the Italian Mount Vesuvius, which erupted in 1944, along with the three extinct cones of Mount Kilimanjaro in Tanzania
4. are Mount Vesuvius in Italy and Mount Kilimanjaro in Tanzania; the former erupted in 1944 whereas the latter has three extinct cones.
5. are the erupting Italian Mount Vesuvius of 1994 and the three-coned extinct Mount Kilimanjaro in Tanzania

“Among the world's famous volcanic mountains are Mount Vesuvius in Italy, which erupted in 1944, and Mount Kilimanjaro in Tanzania, with its three extinct cones.” - is a GMAT sentence correction question. These types of questions contain grammatical errors in the underlined sentence and we have to choose the correct statement from the options. GMAT sentence correction is a part of GMAT verbal. GMAT Sentence Correction questions aim to measure three broad categories of language proficiency: correct expression, effective expression, and proper diction.

Answer: D
Explanation: This GMAT sentence correction question checks Relative clause, redundancy, subject-verb agreement .

Option A: Incorrect.
-This statement is flawed as it uses the relative clause “which” that describes Mount Vesuvius.
But the relative clause was supposed to be referring to Italy. Additionally the use of pronoun
“its” refers to Tanzania or to Mount Kilimanjaro, which is not evidently mentioned.

Option B: Incorrect.
-This statement is flawed as it consists of redundancy and pronoun in improper usage.

1. Redundancy: as well as
   This is one specific redundancy that can be corrected:
   Incorrect: John likes collecting stamps as well as model trains.
   Correct: John likes collecting stamps and model trains.
2. The usage of the pronoun “its” refers to Tanzania or to Mount Kilimanjaro, which is not evidently mentioned.

Option C: Incorrect.
-This statement is grammatically correct. It uses singular verbs to refer to the singular subject, the Italian Mount Vesuvius. But unfortunately it changes the meaning of the original sentence thus making it illogical.

Option D: Correct.
-This statement is correct as it retains the structure of the sentence . It also corrects the grammatical mistakes in the original sentence along with being logical and unambiguous.

1. The use of the relative clause “which” refers to the eruption in 1944.
2. The usage of noun describes Mount Vesuvius
3. Lastly, the pronoun “its” reflects either to Tanzania or to Mount Kilimanjaro.

Option E: Incorrect.
-This statement is grammatically correct, but is stylistically flawed. The subject verb agreement changes the singular verb into plural. This eliminates the ambiguity of the sentence.

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