Which of the following statements about the qualitative approach to project risk assessment is most correct? a. Qualitative risk assessment involves the answers to a number of yes/no questions. b. Typically, yes answers are assigned one point and no answers zero points. c. The higher the score, the greater the risk. d. Typically, qualitative risk assessment is used in conjunction with a quantitative risk assessment (as opposed to in place of a quantitative risk assessment). e. All of the above statements are correct.