three diverse students smiling, wearing glasses backpacks. friendly multicultural group, young

students diverse smiling glasses backpacks friendly multicultural group young adults casual attire cheerful expression teens together friendship unity bright colors diversity education school college youths happiness joyful characters eyewear fashion companionship solidarity racial ethnic happy positive optimistic illustration people vector academic companions faces modern graphical multiculturalism coeducation social relations camaraderie three wearing youth culture student life