The best answer would be C.
A clause does not contain a subject and predicate.
An adjective is pretty much describing a noun.
POTATO chips is describing the chips.
Hope the helped!
Love this poem. Some of my suggestions for the attitude/tone are reflective, calm and thoughtful, inquisitive and hopeful and even some sadness.
I am a bird
i fly high in the sky
i am also a nerd
and i can fly very high