Question

Some of the writings housed in the Israel Museum have been determined to be as old as 2600 years; because they are old, they must be carefully protected behind glass.

What type of sentence is this?


a complex sentence

a compound-complex sentence

a simple sentence

a compound sentence

Answer 1

A compound-complex sentence

Step-by-step explanation:

It has two independent clauses, "some of the writings housed in the Israel Museum have been determined to be as old as 2600 years.." and "they must be carefully protected behind glass"

and a dependent clause, "because they are old"