Alexander's legacy includes Select one: a. the blending of Greek and Asian cultures. b. the idea of a single great empire of many peoples ruled by one king. c. his political conquests, although in some regions these did not last long. d. All these answers are correct.

b

explanation:

b or c im pretty sure

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.