Answer: The answer is D.
Explanation: First of all I’m taking the quiz right now and I’ve looked at a couple of brainly Questions and alot of people are saying D. Plus someone showed the answer to the question on one of them.
The classes were all held (verb) in the morning (adverb).
Work began (verb) promptly at nine o’clock (adverb).
The students found the illustrations (noun) of the problem (adjective) interesting and helpful.
Teachers located materials (noun) on different topics (adjective).
Classes (noun) like these (adjective) kept the students busy
if u want to make it creative make it seem like everything happened and add a little twist to make it seem more exciting.
Explanation: