Which book citation is correctly formatted according to MLA standards?

Collins, Suzanne. The Hunger Games. New York: Scholastic, 2008. Print.
Collins, Suzanne. The Hunger Games. Scholastic: New York, 2008. Print.
Collins, Suzanne. The Hunger Games. New York: Scholastic, 2008.
Collins, Suzanne. The Hunger Games. New York: Scholastic. Print, 2008.

I'm not sure but I think this picture will be of help.

Explanation:

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the gas pressure p, gas volume v, and gas temperature t are given in the formula:   pv=nrt,

r is the gas constant, and n is the number of gas moles.

if the container is cooled and remains under atmospheric pressure, where r is a constant that does not change, the volume of the container remains the same, the conclusion is drawn that, with all other values ​​unchanged, the number of gas moles n, is decreases.

the right answer is a.