Q:

Directions: In the questions, a part of the sentence is given in Underline. Below are given alternatives to the Underline part at (A), (B) and (C) which may improve the sentence. Choose the correct alternative. In case no improvement is needed your answer is (D).
Rajesh's ability to use the local language surprised me. 

• 1
  confidence with
• 2
  familiarity with
• 3
  knowing of
• 4
  No improvement