There is an important relationship between project cost management and project risk management. As a major process in project cost management, risk identification should be done continuously. As a result 

a. the needed contingency normally goes up as we move toward completion 

b. the contingency budget goes down as more risks are identified. 

c. the approved contingency budget stays the same but the available funds normally go down. 

d. there will be no change in the available contingency as we progress toward the completion of the project.