Answer: B. Dictatorship
Hope this helped!!... :D
Please correct me if I'm wrong!!... :3
It depends on what you're asking. If angle a and b are both on a straight line, b would equal 169 degrees because the total has to add up to 180 degrees, but if they are on a right angle, b would equal 79 because it has to add up to 90 degrees.
A ruby is a gem not a mineral :)
