He helped Congress passed the Pacific Railway Act, which authorized the construction of a transcontinental railroad. The first such railroad was completed on May 10, 1869. ... Four of the five transcontinental railroads were built with assistance from the federal government through land grants.
Answer:
It eliminated laws about flying to other countries, which increased international travel.
Explanation:
These all have to do with the Legislative Branch, which is covered in Article 1 of the Constitution.
So the answer is A) Article I.
