Directions : In these questions , a part of the sentence is given in bold . Below are given alternatives to the bold part at (A) , (B) and (C) which may improve the sentence . Choose the correct alternative . In case no improvement is needed you answer is (D ) .

Q:

She was more intelligent than either of her three sisters. 

• 1
  all of her three sisters
• 2
  each of her three sisters
• 3
  any of her three sisters
• 4
  No Improvement