The principal has cancelled the prom. you are trying to persuade him/her to reconsider his/her decision

Juniors and Seniors are anticipating this event every year. It is one way to connect with the students. Letting them experience it once a year could help them realize that school is not just a boring place of hard work to learn but also a place that they could have fun and be happy. A prom is an event that will be memorable for the rest of their lives. Using ethos logos or pathos.

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.