All of the boys went to the movies this weekend. *

O

Simple

O Compound

O Complex

O Compound-Complex

The answer is simple sentence.

Explanation:

In order to answer this question, let us first see how many clauses does this sentence have. Sentence has as many clauses as predicates.

This sentence has only one predicate - went which means that this whole sentence acts as a single independent clause. Sentences comprised of one independent clause are called simple sentences.

Other types of sentences are: complex, compound and compound-complex.