Answer:
The answer is simple sentence.
Step-by-step 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.