Answer:
Complex
Explanation:
A complex sentence is an independent clause joined by one or more dependent clauses. A dependent clause either lacks a subject or a verb or has both a subject and a verb that does not express a complete thought. A complex sentence always has a subordinator (as, because, since, after, although, when) or relative pronouns (who, that, which). ^The independent clause is ‘Tim went to the gym to exercise.” The subordinating clause before it is dependent on the main, independent clause
