Adam Earns $25,000 a Year and Bob Earns $45,000 a Year

Multiple Choice

Adam earns $25,000 a year and Bob earns $45,000 a year, and they both have the same marginal benefit curve. According to the utilitarian view, if a dollar is transferred from Bob to Adam, then

A) the change in Adam's marginal benefit plus the change in Bob's marginal benefit equals zero.
B) Adam's marginal benefit decreases by more than bob's marginal benefit increases.
C) Adam's marginal benefit increases by more than Bob's marginal benefit decreases.
D) the change in Adam's marginal benefit plus the change in Bob's marginal benefit is negative.
E) Bob's marginal benefit increases because he is being kind to Adam.