9+ k = 18
A. 18
B.9
C.8
D.7
Help please

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

If you answer right ill give brainliest, : )

Which one ? is the answer and how to find this answer