It depends on which word is underlined.
If the underlined word is <em>boat, </em>then it is used as A. predicate nominative in this sentence.
A predicate nominative is a noun following a copulative/linking verb.
The linking verb in this sentence is <em>is, </em>and the noun following it is <em>boat. </em>
<span>The answer to the question is the adjective temporary, it fits all the three description provided, it an adjective since it is word that describes other words, it means not permanent or lasting only for a period of time. Temporary has 9 letters in all.</span>
I think it is B... I think so
Possessive common nouns are common nouns or pronouns that own other nouns. Apostrophes are used to indicate this possession. Example: I will not hide the teacher's glasses.