Why was "Camelot" often used to describe the Kennedy Administration?

After the civil war which president was called a "carpetbagger"? a. lincolnb. johnsonb. grant

If one thinks illegal immigrants should become american citizens, should they become american citizens automatically or should there be a waiting period? if there should be a waiting period, explain why.

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?