Respuesta :
Explanation:
The Pacific Railway Act authorized the construction of the railroad across the country. The government gave land grants to the railroad companies so they could build the tracks and also sell them to finance the construction.
Answer:
B
Explanation:
In 1862, Congress passed the Pacific Railway Act, which authorized the construction of a transcontinental railroad. Four of the five transcontinental railroads were built with assistance from the federal government through land grants.