A, B, and C. Hope this helped.
Answer:
Single phrase should provide a job or name And source of every fact used in text.
Explanation
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)
Answer:
He plucked some mangoes up from the tree
Since I can't look at the paragraph I am not positive of one answer. But it does seem like the answer would be true because if the paragraph has a transition and details then it is a well developed paragraph.
