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题库 / Prep2007E1-SC-134
Among lower-paid workers, union members are less likely than nonunion members to be enrolled in lower-end insurance plans imposing stricter limits on medical services and requiring doctors to see more patients, and spend less time with each.
imposing stricter limits on medical services and requiring doctors to see more patients, and spend
imposing stricter limits on medical services, requiring doctors to see more patients, and spending
that impose stricter limits on medical services, require doctors to see more patients, and spend
that impose stricter limits on medical services and require doctors to see more patients, spending
that impose stricter limits on medical services, requiring doctors to see more patients and spending
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now there are 3 activities
a)impose stricter limits on medical services
b) require doctors to see more patients, and
c)spend less time with each.
in these a and b are independent and c is dependent on b....
C makes all a ,b ,c independent...... E makes b and c dependent on a..
only D makes a and b independent and c dependent on b.. therefore D is the ans...
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