What is the approximate forecast for May using a four-month moving average, Nov39, Dec36, Jan40, Feb42, Mar48, April46 ?

a. 38

b. 42

c. 43

d. 44

e. 47

Which of the following makes products that are friendlier to the environment?

a. using less materials

b. more recycled materials

c. using less energy

d. using less harmful ingredients

e. all of the above

Which of the following represent an opportunity for generating a new product?

a. understanding the customer

b. demographic change, such as decreasing family size

c. changes in professional standards

d. economic change, such as rising household incomes

e. All of the above are such opportunities.