Answer:
Since the middle of the 20th century, scientists <u>have found</u> cures for many diseases. However, so far no one <u>has discovered</u>
Explanation:
those are the perfect tenses for (find) and (discover)
My answer to this question is
A. His reputation as a deceitful person makes others disbelieve him, even though he is telling the truth.
Answer:
could've
Explanation:
Could've is a contraction of could have. You need this irregular verb "have" to form a complete and correct sentence.
The answer is A because a literary analysis examines all aspects of literary work, such as the setting, plot, and characters. So, A is the correct answer. Good luck and follow/message me for more help. I'm available all day. Hope this helps. :)