In some stories a certain thing (A) stands for something else (B). We then say that A is a 'symbol' for B. Look at the paragraph that begins with the sentence, 'Do you remember, madam, you also explained the meaning of the story?'

1# the answer is c

2#the answer is a

ma”am had a granddaughter who lived a couple blocks away from her school who later on then met friends

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.