From 1863 and 1869, roughly 15,000 Chinese workers helped build the transcontinental railroad. Chinese workers made up most of the workforce between roughly 700 miles of train tracks between Sacramento, California, and Promontory, Utah.
During this time in the United States, it was possible to elect both a president and vice president from different political parties, since the person with the second-greatest number of electoral votes automatically became the vice president.
Answer:
C. A rock that has been eroded
Explanation:
