Q:

Direction: In these questions, a part of the sentence is given in bold. Below are given alternative 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.8. Birds sit on the boughs of tree in my garden and with their sweet notes fill the air with music.

• 1
  fill their sweet notes in the air
• 2
  by their sweet notes fill the air
• 3
  fill the air by their sweet notes
• 4
  No improvement