Use the Rational Zero Theorem to list all possible rational zeros for the given function. f(x) = 9x#- x3 + 5x2-5x-21 Which of the following is the complete list of possible zeros of the given function? O A. +1, +3, +7. + 3.+3 OB. +1,13, +7. +21, + O C. 7 +1, 13, 1 3 9 9 O D. The function has no rational zeros