Sexual perversion include all except-
Ans.D- BestialityBestiality (Sexual intercourse between a person and an animal) is an unnatural sexual offence (not a sexual perversion).Sadism- Sexual gratification is obtained or increased from acts of physical cruelty or infliction of pain on one's pa.Buccal coitus (coitus per as/sin of Gomorrah): In this, the male organ is introduced into the mouth, usually of a young child. Undinism (Urolagnia) is the term used when sexual pleasure is often obtained by witnessing the act of urination by someone of the same or opposite sex.
Sadism
Buccal Coitus
Urolagnia
Bestiality