Ключевые слова: adult, animal body part, animal finger, animal hand, animal limb, banknote, book, business, calculation, caucasian ethnicity, closeup, cropped, disciplines, finger, form of money, hand, handwriting, human finger, human hand, indoors, learning, mathematics, money, note pad, notebook, numeral, one person, orthographic symbol, paper, paper currency, part of, symbol,