Because both impair a person's motor functions so they end up more clumsy and don't have any sort of filter to make them stop making bad decisions.
I believe the answer is A. Someone that has sustained trauma already has weakened points in their bone structure; being bedridden along with that fact means she has no way to move around and thus will degrade.
The answer would be a. fee-for-service plan. It is a kind of payment in where the services are being paid separately. It does give an incentive for the doctors to give treatments since the payment would vary on the quantity not on the quality of care.