Ключевые слова: alternative, answer, approve, background, box, business, businessman, check, choice, cross, decision, detail, drawing, education, exam, fill, finger, form, guess, hand, illustration, learn, level, man, mark, marker, multiple, option, part, pen, point, portrait, problems, question, score, selection, sheet, sign, solution, student, symbol, test, tick, tie, vote, voting, white, work, write, yes,