Answer:
The correct answer is (edit: b).
Step-by-step explanation:

The average is the sum of the numbers divided by the quantity of numbers.
-100 + 102 =2
2/2 = 1
The average is 1
Transformations
(x-3)...: That means the graph shifted 3 units right.
...-1: that means the graph shifted 1 unit down.
answer: 3 units right, and 1 down
A line that passes through an angle and splits it into two equal adjacent angles