none of the above

• otherDistinct from those mentioned
• alternativeAnother available choice
• abstainDeliberately not do
• rejectDismiss as unsuitable
• declineDecrease or refuse

option · checkbox · ballot · survey · skip · pass · different · else · neither · exclude · refuse · dismiss · protest · blank · void · null · unselect · nope

• votingballot, vote, voters, ballots, voter
• examsexam, test, quiz, final exam, midterm
• test takingA, B, C, D, E