A Price-Taking Firm's Variable Cost Function Is C = Q³,where

A price-taking firm's variable cost function is C = Q³,where Q is the output per week.It has an avoidable fixed cost of $1,024 per week.Its marginal cost is MC = 3Q².What is the profit maximizing output if the price is P = $192?

A) 0 or 5.33 or 8
B) 5.33 or 8
C) 0 or 5.33
D) 0 or 8