Factors that can cause supply to increase or decrease are called supply a. movers b. shifters c. changers d. adjusters

The answer is B

Explanation:

i took the test and its right.

B

Explanation:

definitely a for sure. ill see and update if i get the answer

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.