What vegetation zone(s) can be found in Antarctica?

hair grass and antarctic pearlwort

Explanation:

these occur on the south orkney islands

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”

the answer would more than likely a.)falling crop prices  

hope the answer is right and ,either way have a nice day.