Help pls!
How did the transcontinental railroad affect US trade?
A-The railroad did not affect trade in the United States.
B-The railroad increased trade by making shipping cheaper.
C-The railroad hurt trade by causing corruption in business.
D-The railroad fostered trade relations with American Indians.

B: the railroad increased trade by making shipping cheaper.

Explanation:

edg2020

depending on what kind of map for example a pltical maps works in many ways this iss how it works it shows the areas and places the democratics and the repbulcicans reside for example if   texas chooses trump for president there a republican state and if   califronia chooses hillary there a democratic state.

i actually think that the correct answer is: the roman senate power's could not exercise complete control over the common people or plebeians.

.hope that . and can i get brainest point