The United Auto Workers Bargained for Higher Wages and More

Multiple Choice

The United Auto Workers bargained for higher wages and more benefits for autoworkers.As a result of the higher wages and increased benefits,
i.the quantity of new automobiles supplied decreases.
ii.the supply of new automobiles decreases.
iii.the supply of new automobiles increases.

A) only i
B) only ii
C) only iii
D) both i and ii
E) Neither i, ii, nor iii is correct.