________（50）A.they can give people unprecedented
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________（50）
A.they can give people unprecedented power over their lives
B.the Stephensons spent several years learning to live with it
C.People from high-risk families have come to fear tests almost as much as the disease
D.They just saw a positive genetic test and said,"You’re out"
E.Because it covers only group plans and doesn’t deal with disability insurance
F.At least 15 states in the U.S.have recently placed restrictions on insurers or employers