Labeling a simple song as aaba form indicates?

That indicates that the rhyming scheme is such that the first, the second, and the fourth line rhyme, while the third line is different. This is often called the ternary form.

False, a woodchuck can’t chuck if a wood chuck could chuck wood it would chuck the same amount as a woodchuck.

Hai,the answer is b.)  a founder of the baroque style in francegoodluck!   ʕ￫ᴥ￩ ʔ