Answer:
The correct option is C) place utility
Step-by-step explanation:
Place utility is the utility which is created for a product by making that product available to near by locations of the customers so that they can easily get access to those products. Same strategy is being applied in the question by E-gadgets , who are making their stores available to such locations , where their customers ( upper middle class and wealthy neighborhoods) can get access to the products easily( less than 15 minutes in the given case).