My English class was the hardest to understand, my math class had the most homework, and my history class had more notes.
A. NO CHANGE
B. My English class was harder to understand, my math class had the most homework, and my history class had more notes.
C. My English class was the hardest to understand, my math class had more homework, and my history class had more notes.
D. My English class was the hardest to understand, my math class had the most homework, and my history class had the most notes.

Random Topics:
Articles A and AnAsking and Giving OpinionSuperlativesModals and Present TensesGerunds/InfinitivesPresent tense AffirmativeConjunctions & PrepositionsPassive Voice - Past SimpleVerbs � Nouns � Adjectives - AdverbsAdjectives & PrepositionOther quiz:
Simple Past Tense › ViewWho did you go with?
A. I went with my parents.
B. I goed with my parents.
C. I go with my parents.
Grammar › View
What part of speech is the underlined word?
Tom held his nose as he opened the garbage bag.
_
A. noun
B. adjective
Infinitive & Gerund › ViewHe admitted _______ the mistake.
A. to make
B. making
C. make
D. to making
Grammar › View
Tarkan is a singer ___ is famous all over the world.
A. who
B. which
C. where
D. whose