Rahim said to Karim, "You are my best friend."

1. ক
   Rahim told Karim that he (K) was his (R) best friend.
2. খ
   Rahim said Karim that you are my best friend.
3. গ
   Rahim told to Karim that he was his best friend.
4. ঘ
   Rahim said that Karim is his best friend.