What happens next in this paragraph?

How to develop exclusive smartphone application for users 
Use an accessible interface. 
It is very important to think about how to make development process simple and user-friendly. In this era, people like to prefer things which are easy to use, attractive, time-saving and simple.
Available options:
 a). This means making mobile applications only accessible with connected interface. The freedom to create a simple mobile application is incredibly important to many users.
 b). Thus, you have to make interface of the application very user-friendly so that users can easily access all important features of apps try to use user interface. Focus on latest technology and market trends.
 c). Access the " application " page, or any other preferred interface page and get to know how to use a user interface. Make sure people are in the category of either " titles and templates ", " ability to use ", etc.
 d). To develop more complex applications, develop offline interface and be able to replicate and categorize important information like meta information. Use an online interface such as online chat shop function.
b).