RANT

A. Praise

B. Formalise

C. Fulminate

D. Treatment

Answer: Option C

Solution(By Examveda Team)

Praise : express warm approval or admiration of.
Formalise : give (something) legal or formal status.
Fulminate : express vehement protest.
Treatment : the manner in which someone behaves towards or deals with someone or something.
Rant : speak or shout at length in an angry, impassioned way.

Synonym of Rant is Fulminate