Question

what are simple, compound , and complex sentence?

Answer 1

 A simple sentence consists of only one clause.
 A compound sentence consists of two or more independent clauses.
 A complex sentence has at least one independent clause plus at least one dependent clause.

Answer 2

here is your answer
1 a simple sentence has only one subject and one predicate . it has only one main clause .
2.a compound sentence has two or main clause. 3 .a complex sentence has a main clause and one or more subordinate clause the subordinate clause is joined to the independent clause with a subordinate clause.