Paris Grand, a fashion house known for its elegant and exclusive lines of clothing, mainly uses its website for marketing and is in the process of designing a new line of men’s suits. Paris Grand wants to use its website to compile a customer profile of its target audience for its new line. Which ONE of the following online applications can Paris Grand use to build an accurate profile of their targeted potential customers? 1. E-Commerce 2. E-mail marketing 3. SMS marketing 4. Online market research