Multiple Choice Question (MCQ)

Question: What is the value of adding (5x+2y), (4x - 7z) and (15z - 3y)?
A. 9x - y + 8z
B. x - 9y + 8z
C. x + 9y + 8z
D. 9x + y - 8z
Correct Answer: 9x - y + 8z