Wicked to a high degree

A. Cruel

B. Hateful

C. Heinous

D. Abominable

Answer: Option C

Solution(By Examveda Team)

One word substitute is Heinous.

Cruel: wilfully causing pain or suffering to others, or feeling no concern about it.
Hateful: arousing, deserving of, or filled with hatred.
Heinous: (of a person or wrongful act, especially a crime) utterly odious or wicked.
Abominable: causing moral revulsion.