C. Winning candidates want to justify their policy proposals by claiming that the public supports them
THE Jury if I an not mistaken
Answer:
Only as far west as the Mississippi River.
Explanation:
Answer: D.) They study the stars and gases around black holes.
Explanation: Given the technology that we have in the 21st century (as of 2020), scientists cannot study black holes directly, and must resort to observing and detecting how the presence of them exists by noting how they take an effect on the matter surrounding them.