Innovations and improvements in transportation in the us in the early 1800s had all of the following effects except:
a. the average person started using paper money and buying on credit more frequently
b. people began to move and relocate, and pioneers moved west in larger numbers
c. as more towns were founded, people began to feel more isolated and less connected
d. farmers invested in new equipment and cultivated more land

C. As more towns were founded, people began to feel more isolated and less connected

C is correct. As more towns were founded, people began to feel more isolated and less connected

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.