Atlantic Provinces 1.
2.
3.
4.
Major landforms:
5.

Economic
Activities
6.

i'm sure the answer you are looking for would be

a. an ice age

hope this contact me if this didn't or you need with more answers : )

scientists think that convection currents flow in earth’s mantle. correct answer: b

convection currents are created because of heat rising and falling inside the mantle. they are generated by radioactive decay in the core. the convection currents move the plates and this activity inside the earth is called plate tectonics.