Question Type: General Knowledge

This question tests your knowledge of common operating systems used on desktop computers.

Step-by-step Solution:

• Analyze the options: Let's examine each option to determine if it's an operating system.
• Option 1 (Microsoft Word): This is a word processing application, not an operating system.
• Option 2 (Adobe Photoshop): This is an image editing software, not an operating system.
• Option 3 (Windows 10): This is a widely used operating system for desktop computers. It manages the computer's hardware and software resources.
• Option 4 (Google Chrome): This is a web browser, not an operating system.

Core Logic/Pattern: The question requires identifying the option that fits the definition of an operating system: a program that acts as an intermediary between the user and the computer hardware.

Eliminating Incorrect Options: Options 1, 2, and 4 are all applications that run *on* an operating system; they are not operating systems themselves.

Correct Answer: Windows 10 is the correct answer because it is a widely used operating system for desktop computers.