The word in the predicate adjective is DOCILE. Option B is correct.
A predicate adjective refers to an adjective that follows a linking verb and modifies, describes and refers to the subject of the linking verb. Here the linking verb is "seemed" and the subject is "bear". The predicate adjective "docile" is modifying the word bear.
An example of predicate adjective could be: The baby remains happy during his bath.
