Question: What is a mandatory component for a 3GP container file that incorporates an extended presentation, in addition to audio, video, and text tracks?
Option 1: Additional Audio Codec
Option 2: Enhanced Video Encoder
Option 3: Scene Description for Rendering Governance
Option 4: Supplementary Text Decoder
Explanation: A scene description is crucial for governing the rendering of all parts (e.g., static images, audio, video, and text) in an extended presentation within a 3GP container file. This ensures synchronized and coherent playback of diverse media elements.