Which of the following statement define what "web development" is about?

		It is all the task involved in building a server, editing and publising Web applications.
		It is the work involved in design, programming and development of a web application, its deployement and magaement on Internet server.
		It is about standards and principles used in the development of professional and corporate Web site and applications
		It is the tasks developers do to program a Web site and a Web application