Question

The discovery represented an (advancement) for science and a (challenge) to conventional thinking.

Answer 1

Compound predicate nominative

Answer 2

Answer:

Option d. compound predicate nominative

Explanation:

In English language, the predicative nominative names the same thing twice. In fact, it renames the subject that follows a linking verb. To be specific, a predicative normative occurs when two or more pronouns follow a liking verb. Here is an example of a predicate nominative:

• He will be the man.

In the example above, the determiner "the" acts as a predicative nominative.