3. Hot Kati Rolls is the most popular 'kati' roll shop in a certain locality. It is always crowded with satisfied patrons lining up for the wide variety of rolls on offer - vegetarian and non- vegetarian. On the flip side, the crowded storefront has discouraged few customers from entering the shop. What is the primary concern in the minds of those potential customers that is keeping them away (assume there are no physical distancing requirements)? How can the owner assuage this matter? [2+1=3 marks]