What can we infer from the fact that the correlation coefficient between Project George and Project Puddy was 0.00? a. That the state dependent returns must have had equal probability of occurring b. That the projects have a direct relationship with each other c. That the covariance between the two projects will be equal to zero d. That the diversification gain between the two projects will be zero (or close to zero) e. That the expected return of the two projects will be zero (or close to zero)