Which of the Following Is True of the Default Attribute

question 76

Multiple Choice

Which of the following is true of the default attribute when adding text tracks to a video file?

• A) ​It enables all the available tracks by marking them as default.
• B) ​It enables the active track by marking it with the default attribute.
• C) ​The default attribute is not required when there is a single track available.
• D) ​The default attribute is not required when there are multiple tracks available.