The word "remain" in the sentence is signified with "()," which is an indication of a predicate adjective. So, option (e) is the correct answer.
Following a connecting verb, a predicate adjective provides information about the subject. As per the given sentence;
The subject "fossil" and the linking verbs are followed by adjectives that explain the characteristics of fossils. Therefore, describing a subject following a linking verb that "remains" is a predicate adjective.
The remaining options will not satisfy the mentioned word (remains) in the question, as a result, option (e) is the correct answer.
Check out the link below to learn more about predicate nominative;
https://brainly.com/question/985028
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