HELP with part (b) will mark brainlest!!!!!

Answer:
Number 2 would be the correct choice
Step-by-step explanation:
Substitute x and y on (3x, 3y) with the given points of X, Y, and Z to see if the answer matches with X', Y', and Z'.
X (3(2), 3(3)) -> X' (6, 9)
Y (3(3), 3(-1)) -> Y' (9, -3)
Z (3(-4), 3(-2)) -> Z' (-12, -6)