Why is the final step of the rational decision-making process (following up and evaluating results) so important?

a. To boost confidence for the next big decision-making opportunity that comes along

b. To attain closure for the particular problem that needed remedied

c. To show your supervisor that you were right, after all

d. To gather information and data necessary to practice evidence-based management, a method that uses facts to make the best possible decisions in an organization