Most of the nearly 100 political parties in ethiopia are based on
a. economic grouping
b. cultural grouping
c. ethnic grouping
d. social grouping

The correct answer is a bro

Pacific coast of british colombia; warm japan current

1. why do astronomers think that there may be other advanced civilizations?
because  it was discovered that there are other planets like earth out there, able to  accommodate life forms.
2. what technologies are astronomers using to look for life on other planets? why?  
they  have used radio telescopes, but now they use laser telescopes   to track laser communications.

it is 354971000

hope this : )