Question

"cruncy but solid" is this a simple sentence, complex, or compound?

Answer 1

It's a Compound sentence, that has been compounded with the compound word 'but'.

Answer 2

cruncy but solid
is more probably a phrase not a sentence.

Answer 3

thats a wrong answer. its a sentence fragment

Answer 4

The best answer out of these three would be a simple sentence, but really it is a sentence fragment as Sanasaj stated.