The answer to the first question is D) and the answer to the second question is A)
Answer:
We gathered gorgeous wildflowers from the barren field behind the barn.
Answer:
Because people did not know that yellow fever was caused by the bite of an infected mosquito, they assumed incorrectly that people could catch the disease through touch. To help control the disease, letters were cleaned with vinegar before being sent. This did not work, because it was a false cause-and-effect relationship.
C- sentence 3. Not really sure tho