Genes from one species are inserted into a second species.” What type of sentence is this?

This question is incomplete because the options are missing; here is the complete question:

Genes from one species are inserted into a second species.” What type of sentence is this?

A.  Complex

B. Compound

C.  Simple

D. C ompound-complex

The answer to this question is C. Simple

Explanation:

Simple sentences as suggested by their name have a simple or elementary structure as they include only one clause (set of words that express an idea). Additionally, simple sentences express a complete thought and do not include conjunctions such as and, but, after, therefore, etc. that are used in the complex, compound, or compound-complex sentences to join clauses.

The sentence "Genes from one species are inserted into a second species" is simple because all the sentence is only one clause as all the words act as a unit to express an idea. Also, there are no conjunctions, which confirms there is only one clause.