Question

which option is an example of a complex sentence? a. animal testing is cruel because animals suffer horrible deaths. b. animal testing is a cruel way to advance the progress of science. c. the practice of animal testing should be stopped and the labs dismantled. d. animal testing is cruel, and it should be stopped immediately.

Explanation:

A complex sentence has one independent clause and at least one dependent clause.

• Option A: "Animal testing is cruel" is an independent clause; "because animals suffer horrible deaths" is a dependent adverbial clause, making it a complex sentence.
• Option B: This is a single independent clause, a simple sentence.
• Option C: This is a compound verb phrase in one independent clause, a simple sentence.
• Option D: Two independent clauses joined by "and", a compound sentence.

Answer:

A. Animal testing is cruel because animals suffer horrible deaths.