at the party Alyssa danced more happily than I have ever seen him before

What type of adjective or adverb is more happily

comparative adjective
comparative adverb
superlative adjective
superlative adverb -----------

4 answers

"him"?

http://www.chompchomp.com/terms/adverb.htm

Study this, especially comparative and superlative forms. Re-think and then re-post.
most happily is a superlative adverb

What is more happily?

http://www.google.com/#q=comparison+adverbs
comparitiveadverb
Correct.