Sales of a well-known restaurant in Windsor, on a random weekend, follow a normal distribution with a mean of $5400, and a standard deviation of $1100. Total Expenses also follow a normal distribution with a mean of $4200, and a standard deviation of $1300. Assume sales and expenses are independent random variables. Let Profit = Sales -Expenses. The expected profit on a random weekend, in dollars, is:

a. 200

b. 1200

c. 4800

d. 1900