Answer:
C. Career military soldiers
Explanation:
House of representatives and senate because they are the legislature and the legislature make the laws
Heyyy so your answer is actually B, for they did conquer and destroy the aztec and inca empires. A is related to the Europeans and c is not involved with the conquistadors
Push factors include war, famine, descrimination ect. in the native country of the migrant eg Irish people were pushed to emigrate to america and england during the Great Hunger (1845-1849)
pull factors include the promise of good job opportunities in america, hot climate, ect