Washington D.C. was a political city.
A patent is an exclusive right granted by country to allow the inventor to exclude others from making, using or selling their invention in that country during the life of the patent.
Answer:
a
Explanation:
we know all of this due to all the events that have led to this
The Public Relations Society of America (PRSA) is an organization that was formed in 1947, headquartered in New York and remained as the largest professional organization serving the field. The formation of this organization was brought by the Postwar Era.