Answer:
pigeons were used as carriers of messages during the late 19th century.
so that is why pigeons are successful
The answer on e2020 is B) rule large amounts of territory.
His promise was to reduce the number of troops in Vietnam. This was popular because the public support for the war effort was becoming weaker and weaker and even those who used to be proud of those in Vietnam started losing respect for the government that sent them there. This won him a lot of votes, especially among republicans whose children were in the war.