The rhyme scheme in the poem "Jabberwocky" alternates between stanzas. What is the two-stanza rhyme scheme in this passage from Jabberwocky?

"Beware the Jabberwock, my son!
The jaws that bite, the claws that catch!
Beware the Jubjub bird, and shun
The frumious Bandersnatch!"

He took his vorpal sword in hand:
Long time the manxome foe he sought --
So rested he by the Tumtum tree,
And stood awhile in thought.


ABAB ABAB


ABCA ABCA


ABCC ABCB


ABAB ABCB