What is double counting-thank you?

Question

Which of the following illustrates double counting?

The total market value of the steel used to produce a car and the total market value of the car itself are summed.

The total market value of tennis rackets and the total market value of tennis balls are summed.

The total market value of picture frames and the total market value of camera film are summed.

The total market value of eyeglasses and the total market value of carpet are summed.

b and c

Answer 1

a) The total market value of the steel used to produce a car and the total market value of the car itself are summed.