Xavier is a manager at BuiltMore Industries, and is responsible for several controlling activities. Which of the following activities would you expect Xavier to participate in?

a. Evaluating why the assembly line is making only 14 dozen boxes of cake mix each hour rather than the expected 18 dozen boxes.

b. Proposing several strategies to enhance employee motivation during the holiday season.

c. Setting up a charity fundraiser to benefit a charity of the employees choice.

d. Developing a strategy to boost short-term sales of a smartphone that will be replaced with a new version in the next six months.