How does the poor brother's daughter respond to the king's riddles? O She is calm and untroubled.
O She is confused and overcome.
O She is excited and eager.
O She is hurtful and rude.

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.

you stated "which of the following" but i don't see anything else