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Green tick symbol and red cross sign in circle. Icons for evaluation quiz. Vector.
3d alert notification icon isolated on background. negative check list button choice for false, correct, tick, problem, fail on application. emergency icon vector with shadow 3D rendering illustration
Question mark icon in doodle style. Help symbol. FAQ sign on white background.
Did you know, fun fact, idea or advice message, useful knowledge or wisdom, expert information, explanation or solution, useful tips concept, woman talk on megaphone on did you know speech bubble.
Online Survey vector concept Public opinion polling illustration

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