It's the second one that's correct...
Answer:
refracting was invinted by lippershey
Explanation:
the reflecting telescope was invented by issac newton
Answer:
Americans were being held hostage by terrorists in Iran.
If there are different mediums on one subject, it seems more popular hense the human brain would natural like it more. As well as if it is on different mediums, it can get to people faster like if one person only like poems, they could get into the painting via the painting. I hope this helps. ;)