Which of the Following Is a Situation in Which

Multiple Choice

Which of the following is a situation in which ? (i.e., the less-than-or equal-to sign) must be used?

A) When a constraint represents the usage of available labor hours
B) When a constraint indicates that the manager wants to produce at least the ordered amount for a certain product
C) When a constraint indicates that the manager should not exceed the machine hours available
D) All of the above