Answer is this
D-the author is speculating but not proving concrete evidence
Answer:
Conclusion is very important for any essay. The essays without conclusion is a movie without its climax. The conclusion for an argument essay is really important. This is the part where author can impress the audience with his opinions and thoughts.
Explanation:
The conclusion for an essay is the point where there is a opinion or summary about the whole context. Here the connection is created between all the points made in the essay. The topic is sometimes restated and an strong statement summarizes the whole reasoning.
Assuming we're just looking at this phrase, "learn'd" suggests that the astronomer studied to become intelligent in the astronomical field.
