The ________ the Value of Marginal Product of Skill,the ________

The ________ the value of marginal product of skill,the ________.

A) smaller; larger is the wage differential between low-skilled workers and high-skilled workers
B) larger; more elastic the supply curve of labor
C) larger; larger is the wage differential between low-skilled workers and high-skilled workers
D) smaller; less elastic the supply curve of labor
E) smaller; larger is the cost of acquiring the skill