A contractor builds two models of homes, model A and model B. The model A requires 500 worker-days of labor and $500,000 in capital, and model B requires 300 worker-days of labor and $150,000 in capital. The contractor has a total of 7500 worker-days and $4,500,000 in capital available per month. The profit is $150,000 on model A and $45,000 on model B. Building how many of each model will maximize the monthly profit? What is the maximum possible profit? Building how many of each model will maximize the monthly profit? Choose the correct answer below. 0 A. Profit is maximized with 0 models of A and 9 models of B, with 20 models of A and 3 models of B, or with 10 models of A and 6 models of B 0 B. Profit is maximized with 0 models of A and 9 models of B, with 20 models of A and 3 models of B, or with 6 models of A and 10 models of B C. Profit is maximized with 9 models of A and 0 models of B, with 3 models of A and 20 models of B, or with 6 models of A and 10 models of B. O D. Profit is maximized with 0 models of A and 9 models of B, with 3 models of A and 20 models of B, or with 6 models of A and 10 models of B. The maximum possible profit will be S