Software frameworks typically contain considerable housekeeping and utility code in order to help bootstrap user applications, but generally focus on specific problem domains. Struts framework addresses which of the following problem domain ?

Struts is specifically designed for building web applications in Java. It provides the infrastructure for web-based applications including MVC architecture, form handling, validation, and request processing. Compilers (A), decision support systems (B), and general middleware (D) are completely different problem domains that Struts does not address.