Suppose you learn that in 1900, households spent about 40 percent of their budget on food, and today, they spend about 10 percent of their budget of food. All else equal, this suggests that the price elasticity of demand for food:.

answer; i believe the correct answer is (75 years);

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.

a

b

b

a

c

b

d

d

none of these are correct, as they are all sources of american law

a