The Rio Grande is not shared by the United States and Canada.
The answer is C because the earth gets hotter as you go deeper into it therefore the continental crust which is the outside would be the coolest. The inner core is the hottest then the outer core then the mantle and then the crust would be the coolest.
Clot
clots
land
lands
lots
slot
loan
loans
slant
sand
coal
coals
