Monica is writing the program for a video game. For one part of the game, she uses the rule (, ) → ( + 2, −5) to move points on the screen.

(a) What output does the rule give when the input is (−3, 1)? Show your work.

(b) What output does the rule give when the input is (0,−5)? Show your work.

(c) Is the rule a function? Explain why it is or why it is not