Below is an example of a Test Scenario for testing the Telegram mobile application. Determine what type of testing it belongs to:

Test Scenario: Assess the accessibility features and inclusivity of the Telegram mobile app. 

Test Steps: 

1. Screen Reader Compatibility:

• Test the app's compatibility with screen readers for users with visual impairments. 
• Evaluate the effectiveness of voiceover features and ensure all essential elements are properly labeled. 

2. Font Size and Contrast: 

• Check the app's support for adjusting font sizes and contrast settings. 
• Verify that users can comfortably read messages and view content under different accessibility preferences. 

3. Color Blindness Considerations: 

• Assess the app's color choices and ensure they are distinguishable for users with color blindness. 
• Confirm that information conveyed through color is also available through other means.