Antonym of INFALLIBLE

A. erring

B. untrustworthy

C. dubious

D. unreliable

Answer: Option A

Solution(By Examveda Team)

Infallible : incapable of making mistakes or being wrong.
Erring : having failed to adhere to the proper or accepted standards; having done wrong.
Untrustworthy : not able to be relied on as honest or truthful.
Dubious : hesitating or doubting.
Unreliable : not able to be relied upon.

Antonym of Infallible is Erring