Ключевые слова: agreement, application, background, ballot, ballpoint, box, business, check, checkbox, choice, choosing, closeup, concepts, correct, decisions, election, exam, examining, filling, form, frame, ink, isolated, letter, mark, negative, no, ok, okey, opinion, option, paper, pen, pencil, politics, positivity, question, questionnaire, receiving, reply, sign, single, solution, symbol, voting, white, word, writing, yes,