Q:

Directions: In the question given below, a part of the sentence is highlighted. Below are given alternatives to the highlighted 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). 
Scarcely had he left when his friend came. 

• 1
  He had left scarcely
• 2
  He scarcely had left
• 3
  He had scarcely left
• 4
  No improvement