Although the project was more than halfway done, a change request was opened with the justification indicating that the change would make the product more valuable to the customer. But it also indicated that the change would have some increased effect on both cost and schedule. Based on this, the change was accepted. With no further information, which of the following statements is the one that is most true in considering this scenario?

a. They should have rejected the change because the project is more than halfway done.

b. They should have determined how important the stakeholder who opened the request is.

c. They should have analyzed the change for specific impacts because "some increased effect" is inadequate for a decision.

d. They should have accepted the change because value to the customer is the most important.