Group of answer choices reflects a direct relationship between the price and quantity. The Law of Supply: a)shows that the relationship between producer revenue and quantity supplied is negative b) reflects the income and substitution effects of a price change c) is reflected in a downsloping supply curve.

c) is reflected in a downward sloping supply curve.

Explanation:

A direct relationship between the price and quantity is reflected in a downward sloping supply curve.

The Law of demand states that ''conditional on all else being equal, as the price of a good increases, quantity demanded decreases; conversely, as the price of a good decreases, quantity demanded increases"

Hence this relationship is reflected in a downward sloping curve as demand falls as price rises.

answer; /// i believe the correct answer to the above question is(200 pounds); /good luck

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.