Which word in the sentence is the predicate adjective?

Despite great hardships, the explorers remained true to their goal.

A.

great

B.

despite

C.

their

D.

true

I think it's option A.

A.

great

The sentence above displays a passive voice, wherein the sentence connotes the form, " Despite great hardships, the explorers remained true to their goal. "

Predicate Adjective

Predicate adjective are adjectives in the predicate position. Like, she is pretty. Pretty is the predicate adjective.