Determine whether the random variable x is discrete or continuous. Explain. Let x represent the exact time it takes to evaluate 27+ 72. Choose the correct answer below. OA. The random variable is continuous, because it has an uncountable number of possible outcomes. OB. The random variable is discrete, because it has a countable number of possible outcomes. OC. The random variable is continuous, because it has a countable number of possible outcomes. D. The random variable is discrete, because it has an uncountable number of possible outcomes.