a man with Black skin color in a white t-shirt and a black apron helps a customer of a supermarket to choose a product

black-skinned man white t-shirt black apron helps customer supermarket choose product assistance guidance recommendations selection friendly professional customer service product knowledge attentiveness helpful personalized attentive courteous expertise customer satisfaction shopping experience well-versed informative support choice high-quality consumer interaction aid advice information satisfactory store worker retail consultation sales support product recommendation shopping assistance product expertise consumer guidance customer care