The LAST type of sentence discussed in the video is a ____ sentence.

Responses
A simplesimple
B compoundcompound
C compound-complexcompound-complex
D run-on

Without having access to the specific video you are referring to, I am unable to provide the correct answer to your question.

To answer this question accurately, you need to consult the video or any related materials that discuss the types of sentences. The last type of sentence mentioned in the video should correspond to one of the options you've provided: simple, compound, compound-complex, or run-on.

Each option refers to a different sentence structure:

A. Simple sentence - contains only one independent clause.
B. Compound sentence - contains at least two independent clauses, typically joined by a conjunction or a semicolon.
C. Compound-complex sentence - contains at least two independent clauses and one or more dependent clauses.
D. Run-on sentence - an incorrectly constructed sentence in which two or more independent clauses are joined without the appropriate punctuation or conjunction.

Please review the video or your notes to identify the correct answer. If the video is part of an educational course, you might also find the answer in the related textbook or supplemental materials.