Honesty is the best policy.

A. sobriety

B. deceit

C. uprightness

D. rectitude

Answer: Option B

Solution(By Examveda Team)

Honesty : the quality of being honest.
Sobriety : the state of being sober.
Deceit : the action or practice of deceiving someone by concealing or misrepresenting the truth.
Uprightness : the state of being in a vertical position.
Rectitude : morally correct behaviour or thinking; righteousness.

Antonym of Honesty is Deceit