Read these lines from "I Wandered Lonely as a Cloud" by William Wordsworth.

I wandered lonely as a cloud
That floats on high o'er vales and hills,
When all at once I saw a crowd,
A host, of golden daffodils;
Beside the lake, beneath the trees,
Fluttering and dancing in the breeze.

Which rhyme scheme is used in this stanza?
A B C A B C
A B A B C C
A A B B C C
A B A B A B