Who Is Lying

Riddle: 3 Doctors said that Bill is their brother. Bill said he has no brothers. Then who is lying and How?

Answer: No One as the 3 doctors are Bill's sister

Source: https://www.riddles.com/10433

3 Doctors said that Bill is their brother. Bill said he has no brothers. Then who is lying and How? — Who is Lying by Kritika Duggal v1.

Riddle: 3 Doctors said that Bill is their brother. Bill said he has no brothers. Then who is lying and How? Answer: No One as the 3 doctors are Bill's sister — by Kritika Duggal v2.