❓⬛️🤫/❌❌❌

#placeholder #derosnec #unknown #redacted #error mark

🔴❎

#cross mark button #checkbox x #incorrect choice #vote no #wrong answer #error mark #form error

📄❌🔴

#red mark #error mark #correction mark #failed test #graded paper #document correction #teacher's mark

🖊️✕

#handwritten x #delete symbol #error mark #incorrect mark #sign here spot

🖍️📄❌

#red pen marking #correction note #graded paper #error mark #marked document #feedback notes

🔴❌〰️

#red cross out #error mark #delete mark #failed mark