Q:

Correct the given sentence grammatically.

Shreya, who she is my best friend, is a singer.

• 1
  Shreya, she who is my best friend, is a singer.
• 2
  Shreya, who is my best friend, is a singer.
• 3
  Shreya, is my best friend, who she is a singer.
• 4
  All of the above