Answer:
Because they were passing goods from India to Egypt and the prices where raised.
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
Answer:Columbus thought the american indians would be "great workers" in other words slaves
Explanation:
He would sell the natives into slavery (which most died before he could). If they were not sold into slavery he would put them to work to look for gold in mines and work on plantations.
B technology because they would’ve taken it over using technology that hadn’t yet been invented by the natives.