The answer is (D) = ABABCC,
[...] as a cloud (A)
[...] o'er vales and hills (B)
[...] I saw a crowd (A)
[...] of Golden daffodils
[...] beneath the trees (C)
[...] dancing in the breeze (C)
Cloud rhymes with crowd (A)
Hills and daffodils rhyme (B)
trees and breeze rhyme (C)
