It was because different states had their own dollars, and some places did not accept dollars from every state
His most challenging and unresolved problem was the takeover of the U.S. Embassy in Tehran, Iran in 1978 by Islamic fundamentalists and the taking of more than 40 American hostages. Carter was unable to secure their release during his presidency. The were released once Ronald Reagan took office.
Becket was nominated as Archbishop of Canterbury in 1162.
B. UPS is an example of a free enterprise company.