1. When compared to the known-unknown, the unknown-unknown risks are

A. more difficult to control

B. Equally difficult to control

C. Less difficult to control

D. None of the above

2. When considering trade-offs between greener performance and cost, business executives need to identify and exploit opportunities

A. where "doing good" is consistent with "doing well".

B. that maximize profit over green performance

C. that maximize green performance over profit

D. none of the above