Question

1. this sentence type has one subject and one predicate. *

compound sentence
simple sentence
complex sentence
subject sentence

Explanation:

A simple sentence contains one independent clause with one subject - predicate combination. A compound sentence has two or more independent clauses joined by coordinating conjunctions. A complex sentence has one independent clause and at least one dependent clause. There is no such standard term as "subject sentence" in grammar.

Answer:

B. simple sentence