Answer:
March 29 was chosen as National Vietnam War Veterans Day because on March 29, 1973, Military Assistance Command, Vietnam was disbanded and the last U.S. combat troops departed from the Republic of Vietnam.
The factor that contributed to the delays in the construction for the Central Pacific Railroad is A. shortage of supplies.
The Central Pacific Railroad got huge political as financial support from the government of the United States where it was about to be constructed.
Despite this, the factor that contributed to the delays in the construction for the Central Pacific Railroad was the shortage of supplies. This made.it unable for the railroad to be completed on time.
Learn more about the Central Pacific Railroad on:
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And trade between America and Colombian
David Lloyd george of britain
