Direction : Given below is a highlighted word followed by 4 sentences. You need to understand whether the sentences are using the word correctly or not. Mark the incorrect sentence with the incorrect word usage as your answer. 

Adamant

A. The doctors at Apollo hospital had been absolutely adamant that Meena’s grandmother was not going to get better.

B. Raani is so adamant in her political beliefs that no one can change her mind!

C. Kunal is a very sweet, amiable and adamant boy.

D. Unemployed youths of this country are adamant about finding a suitable job.