Answer:
"Switch horses and race normally. The one who won, initially had a slower horse."
Gawain stepped in to accept the challenged. He chopped off the Knight’s head but it
magically reattached itself back to its body.
A year later he travels to the Green Knight’s lair where it is his turn
to accept a blow from him. When the
Knight strikes, Gawain only to evade the blow.
He goes home afterwards.
The answer is b. (The chattering chipmunks are hiding several acorns in that tree.)