To have checks like medical check and criminal check to make sure the person is safe to come to the US. Like they won’t allow criminal immigrants or they don’t want to spread disease.
Answer:
Aztec allies fled at the sight of the spanish
All except the establishment of a state religion
The best description in terms of how a parliamentary democracy differs from a presidential democracy would be that "<span>C) In a presidential democracy, political power is shared between state and federal governments," since in a Parliamentary government it is more based on districts. </span>