How has physical geography blocked permanent settlement in antarctica?

a. constant snowfall prevents people from farming.
b. the ocean surrounding antarctica is always frozen.
c. ice sheets make it hard for people to meet their needs.
d. people could find a passage through the coastal mountains.

! i have been stuck on this question forever!

C. Ice sheets make it hard for people to meet their needs.

Explanation: Antarctica is what one could compare to a frozen desert. It is dead and barren and because of the ice sheets that make up nearly all of Antarctica, almost nothing can grow.

A permanent settlement wouldn't even be worth setting up, other than studying the wildlife.

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your answer would b. the missisipi river

hope i you : )