Which of the following is meant by the term ‘Sin of Gomorrah’

Which of the following is meant by the term
‘Sin of Gomorrah’?
a) Oral sex
b) Anal sex
c) Bestiality
d) Lesbianism
Correct Answer - A
Oral sex is also called coitus per os or Sin of Gomorrah or buccal
coitus.
According to Bible the sin was common in a town called: Gomorrah,
so the name.
It is included in Unnatural sexual offences Act (S.377 IPC).
Ref: The Essentials of Forensic Medicine and Toxicology by Dr. K.
S. Narayan Reddy, 27th edition, Page 365.