Shreya, who she is my best friend, is a singer. the sentence grammatically.

• ক Shreya, who is my best friend, is a singer ✅ সঠিক উত্তর
• খ Shreya, she who was my best friend, is a singer.
• গ Shreya, is my best friend, who she is a singer.
• ঘ All of the above