When I did it I didn't get any of the answer choices so I know i'm Incorrect please help me find the correct answer

Answer:
17 units
Step-by-step explanation:
P to Q = (-2,2) to (5,2) = is 7 units
The Q to R = (5,2) to (5,-5) is 7 units
Then R so S = (5,-5) to (8,-5) is 3 units
7+7+3 = 17 units