I need help with these, 50 points for it being so much, Sorry for the trouble! (Don't Be Greedy)

In a government based on the consent of the governed, who has the ultimate authority?

12. identify the main term from the following statement: arthrotomy of toe, interphalangeal joint

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.