DIRECTIONS: in the following question, a part of sentence is bold. Below are given alternatives to the bold part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose “No Improvement” option.
He may have grown taller when I last saw him

Options

A. A) from when I last saw him
B. B) since I last saw him
C. C) before I last saw him
D. D) No Improvement

Answer

B

Explanation

since (Conj.) : from an event in the past until now, used with Present Perfect-have grown Hence. Since I last saw him is the right usage