Choose the correct sentence: This range of mountains is very high., This range of mountains are very high., This range of mountain is very high, None of these

Choose the correct sentence: This range of mountains is very high., This range of mountains are very high., This range of mountain is very high, None of these

Explanation

This range of mountains is very high.

"Range" is the singular subject, so the singular verb "is" is used.

Even though "mountains" is plural, it is part of a prepositional phrase and does not affect the verb agreement.