Answer:
B. Declarative
Explanation:
This is a simple sentence is an example of a declarative sentence. Declarative sentences are sentences we use to make statements, provide facts, explain something, or convey information. The given sentence makes a statement about another sentence, telling us what its structure is like.
Imperative sentences are sentences we use to give instructions or advice.
Compound sentences are sentences that consist of at least two independent clauses.
Complex sentences are sentences that consist of one independent and at least one subordinate clause.
