What is the value of log open parentheses fraction numerator x cubed y over denominator z squared end fraction close parentheses when given the following: log open parentheses x close parentheses equals short dash 1 log open parentheses y close parentheses equals 6 log open parentheses z close parentheses equals 2 a.) short dash 1 b.) 2 c.) 4 d.) short dash 3