Directions: In the question, 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 your answer is (D).

प्र:

We spent an hour discussing about his character. 

• 1
  upon his character
• 2
  his character
• 3
  on his character
• 4
  of his character