Final answer:
a) $0.08. The function w(s) = 0.08s + 480 represents Daniel's weekly pay, where s is the total dollar value of all the appliances he sold that week. For every dollar of merchandise he sells, $0.08 is added to his weekly pay.
Step-by-step explanation:
The function w(s) = 0.08s + 480 represents Daniel's weekly pay, where s is the total dollar value of all the appliances he sold that week. In the function, the coefficient of s is 0.08. This means that for every dollar of merchandise Daniel sells, $0.08 is added to his weekly pay. Therefore, the correct answer is a) $0.08.