A.5.25% B.6.25% C.10.00% D.10.20%
A.缓释风险 B.回避风险 C.降低风险 D.对冲风险
A.97.0200% B.95.0600% C.94.1094% D.91.2673%
A.19 B.18 C.16 D.22