Why is View responses important in Laravel applications, and what problem does it solve for developers?

Why is View responses important in Laravel applications, and what problem does it solve for developers? The key reason to understand view responses is that Laravel applications are usually composed of several layers that must work together predictably. View responses render server-side templates and provide data to the presentation layer. Ignoring that boundary can lead to duplicated logic, poor security, unnecessary database work, or code that is difficult to test. Why it matters in practice: Laravel provides helpers and response objects for returning views, redirects, JSON data, files, downloads and other HTTP responses. The specific focus here is view responses: View responses render server-side templates and provide data to the presentation layer. This question is designed to test not only terminology, but also how the concept fits into Laravel's request, application, database, security, or deployment workflow.