Consider the Following Statements Regarding Product-Sustaining Activities

Multiple Choice

Consider the following statements regarding product-sustaining activities:
I. They must be performed for each batch of product that is made.
II. They must be performed for each unit of product that is made.
III. They are needed to support an entire product line.
Which of the above statements is (are) true?

A) I only.
B) II only.
C) III only.
D) I and II.
E) II and III.