In the 1840s, congress’s main argument over the transcontinental railroad concerned the geographic direction of the railroad. the money needed to fund the railroad. the lack of workers to build the railroad. the places the railroad should run through.

the answer is d

D.) Where the railroad should run. >Edgenutiy.com<

it is the background information on the characters and setting explained at the beginning of the story. the exposition will often have information about events that happened before the story began. the exposition is often the very first part of the plot.

explanation:

it refers to the definition of full-contact sports, where the condition is that the sport must have athletes must "purposely collide with each other