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

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

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