Question

Identify the type of sentence. Since the expressway was built, very few tourists have visited our town.

Answer 1

Hey there!

A complex sentence is the one you're looking for.
Complex sentence is a sentence containing a subordinate clause or clauses.

Hope this helps!

~~Cutelion918~~

Answer 2

Complex sentence.

Step-by-step explanation:

That´s the type of sentence that contains an independent sentence and one or others that are dependent on the independent one.

The main point is that an independent one can live alone, but an independent one will never be able to.