Antonym of ONEROUS

A. straight-forward

B. easy

C. complex

D. plain

Answer: Option B

Solution(By Examveda Team)

Onerous : (of a task or responsibility) involving a great deal of effort, trouble, or difficulty.
Straightforward : uncomplicated and easy to do or understand.
Easy : achieved without great effort; presenting few difficulties.
Complex : consisting of many different and connected parts.
Plain : not decorated or elaborate; simple or basic in character.

Antonym of Onerous is Easy