Question

Pleasure and pain are inseparable facets………….human existence.
(a) In
(b) On
(c) Of
(d) By

Answer 1

Hey mate

Pleasure and pain are inseparable facets $\underline{of}$ human existence.

Hope it helps uh

Answer 2

The correct answer is both happiness and sorrow are integral part of human life.Behaviour characterized abnormal drive for sexual gratification from the person subjected to pain.

Generally, masochism refers to deriving any enjoyment from experiencing pain.

Leknes and Tracey, two famous neuroscientists in the study of pain and pleasure, discovered that pain and reward processing takes place many of the similar regions of the brain, but also the functional relationship lies related to that pain decreases mental pleasure and rewards increase in analgesia.