it is not D because im taking the test now and i got that wrong
Usually tells the reader what the authors opinion is depending on their argument on the essay or book.
The correct answer is becoming an astronomy researcher
For starters, it is the only appositive phrase. It is also non-essential because the sentence conveys full meaning even if it was removed.
What one? i don’t see anything
Because certain religious groups consider pork to be unclean seeing as how it comes from pigs.