The supply in a given market can be shown through the use of the supply A. map
B. meter
С
scale
D
curve

a

Explanation:

I am guessing A cause a map will tell you where to go

D. Curve

Explanation:

The up and down trend of what you have and don't have in stock.

Kinda like this pandemic; the number who have and don't the virus.

from the conditions of the working class in england by friedrich engels,the main idea is :

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.