In the .NET development environment, which of the following are standard debugging windows available to help inspect and control program execution?

Introduction / Context:
Integrated development environments such as Visual Studio provide several debugging windows that help developers control program execution and inspect values at runtime. Knowing the purpose of these windows is important for effective debugging. This question focuses on three commonly used windows in .NET development: Breakpoints, Output, and Immediate.

Given Data / Assumptions:
- The developer is using a .NET IDE such as Microsoft Visual Studio.
- The application is being run in debug mode.
- The IDE provides multiple tool windows for debugging support.
- The question lists specific windows and asks which ones are debugging windows.

Concept / Approach:
The Breakpoints window shows all breakpoints set in the code, allowing developers to enable, disable, or remove them. The Output window displays messages from the build process, debug tracing, and runtime diagnostics. The Immediate window allows developers to evaluate expressions and execute statements while paused at a breakpoint. All three are part of the standard debugging tool set in modern .NET development environments.

Step-by-Step Solution:
Step 1: Recall that the Breakpoints window lists breakpoints and their conditions, which is a core debugging task. Step 2: Remember that the Output window shows debug output and trace messages, helping to understand program flow. Step 3: Recognize that the Immediate window is used to evaluate expressions, call methods, and set variables while debugging. Step 4: Since each listed window serves a debugging purpose, select the option that includes all of them.

Verification / Alternative check:
You can verify this by opening a .NET project in Visual Studio, starting a debugging session, and opening the Debug menu. The menu and View windows list Breakpoints, Output, and Immediate under the debugging category. Documentation for Visual Studio describes all three as debugging windows. This confirms that they are standard tools for .NET debugging.

Why Other Options Are Wrong:
Options A, B, and C each list only one of the debugging windows and ignore the others. Since all three are valid debugging windows, selecting any single one would be incomplete. Option D correctly groups them together, which matches the question asking which of the following are debugging windows.

Common Pitfalls:
Some developers rely mainly on breakpoints and overlook the Immediate and Output windows, which can lead to slower problem diagnosis. Another pitfall is leaving excessive debug output enabled, which can clutter the Output window and make it harder to find relevant information. Learning to combine these windows effectively speeds up debugging and helps track complex runtime issues.

Final Answer:
All three listed windows, Breakpoints, Output, and Immediate, are standard debugging windows in .NET development environments.