Which of the following could be an example of a push factor? a. a country-wide famine c. an increase in average income b. a good harvest d. a single ethnic group

Push > to move away from *to avoid*

Pull > to move towards *to go to*

a.a country-wide famine > MOVE AWAY!!! 
c.an increase in average income >> go towards becasue this is a benefit!
b.a good harvest >> go towards, benefiting!!
d.a single ethnic group >> Befitting!!

Answer is A

a. a country-wide famine  could be an example of a push factor?

Hope this helps!

Answer collision and mountain formation;