What do you think about race relations ? i'm writing an argumentative essay and so i need at least 3 people's perspective. you can put in facts too

go to crash course lititure and go to seconed page and it shows a video about that

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.