Relevant costs are those that change because of the action being considered or undertaken by an organization. Which of the following factors should be considered when determining which costs are relevant in a decision to expand an after-school reading program for neighborhood children?
a. The mission of the organization 
b. The number of children that will be added to the program 
c. The impact of adding the children on the quality of the program 
d. The impact of adding the children to the existing facility
e. All of the above