Great britin recognized American Idenpendence and granted boundaries
The answer is letter C and B. Puerto Rican citizens do not vote for the president. They are US unincorporated territory and they are considered American citizens and are using the US Dollar as currency. Just like Guam, they can freely move to any any another place in the US.
The hosted more training camps than any other state. Having contributed over 100,000 men and women to the war effort.