In grammatical language, the words that connect the subject and predicate is called a clause. It depicts the information portrayed by the subject in a sentence.
The underlined word in the given statement is option b. an adverbial clause.
<h3>The clause can be explained as:</h3>
The clause that depends on the adverb is called the adverbial clause and alters the main verb of the sentences. For this type of clause, the sentence must always begin with conjunctions.
In the sentence, the adverbial clause is " until she finds the apartment" in which she is the subject and finds is the verb.
But in the sentence, the word until is a conjunction and tells that the sentence is an adverbial clause.
