Ключевые слова: adult, aged, altruism, blue tshirt, care, caucasian, charity, cheerful, community, diverse, elder, female, flowers, green, group, happy, indoors, lifestyle, office, older, participate, participation, people, plant, portrait, senior, service, social, team, teamwork, together, volunteer, volunteering, volunteers, watering, watering can, woman, women, young,