The Figures Given Below Show the Demand (D)and Supply (S)

The figures given below show the demand (D) and supply (S) curves of labor in two different markets.Figure 16.3

-An individual is induced to change his/her occupation if:

A) the sunk cost of the current occupation is high.
B) the expected net gains from the alternative occupation is negative.
C) the outlook for future income, in the current occupation, increases.
D) he/she has devoted a lot of money, time and effort in the current occupation.
E) the marginal cost of remaining in the current occupation is very high.