In 1826 Haden Edwards a
forms an alliance with the Comanche
b
teams up with the Austin colony and revolt against the Mexican government
c
is arrested for treason
d
has his land grant cancelled

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.