Answer:
Yes
Explanation:
People pratice what they see or learn through technology
The underlined word <em>unique </em>is used as C. predicate adjective in the sentence.
A predicate adjective is the adjective following a copulating/linking verb.
The linking verb here is <em>is, </em>and the predicate adjective is therefore the adjective following it, which is <em>unique. </em>
A. It is the only one that has the person himself speaking