MB2-715 Question #96: Real Exam Question with Answer & Explanation

You are the system administrator for a public-sector organization that uses Microsoft Dynamics 365. Your organization allows staff to select from three different models of mobile devices. You need to create mobile responsive apps that can operate on all of these devices, as well as on a desktop computer, to achieve this goal without writing any code and while maintaining security and platform independence. In which tool should you build this mobile app?