1.push factor
2.industrialization
3.utban crowding
4.income gap
5.pull factors
Answer:
I'll will say it could be 3 or 4
Answer:
by them building the pipes.
Explanation:
The Boomerang Nebula located 5,000 light years away from our home planet is measured -457.87*F or -272.15*C in temperature. It is believed to be a star system in the constellation Centaurus.
