Problem: X and Y are both standard normal random variables (mean = 0, standard deviation = 1), statistically independent of each other. Create a simulation model to estimate the probability that X and Y are both positive and that their sum is less or equal to 1. This probability is
A. Less than 12.5%.
B. Between 12.5% and 25%.
C. Between 25% and 37.5%.
D. Between 37.5% and 50%.
E. Above 50%.