Dan's plant will require two shifts of skilled workers, seven days a week. as he does his research, he
will pay particular attention to
a. the labor market.
b. regulatory restrictions.
c. performance measures.
d. his target market.

The correct answer is C. Performance Measures

Explanation:

answer;

d. are made mostly of liquid

explanation;

-the general   composition and structure planets includes; they have a thick gas and liquid layer covering a small,solid core. mostly the gases are hydrogen and helium atmosphere and layers of liquid hydrogen. for instance neptune and uranus are examples of the outer planets, they have a core covered by ice and ammonia.

-neptune's atmosphere is hydrogen and helium with a bit of methane so there is no oxygen to breath and the interior is made up of frozen water and ammonia with a rock and iron core. thus, there is no liquid water or solid surface to survive.

i'm on my way to history not a mistory.