Flash drives are known for their portability and are primarily used for what purpose?

Flash drives are primarily used to store and transfer data due to their compact size and ease of use. They provide a convenient way for users to transport large amounts of files, including documents, images, and multimedia content, from one device to another. Their portability allows creators and professionals in video production to quickly access, share, and archive projects or raw footage without the need for bulky equipment.

The other choices distract from the core function of flash drives. Processing video requires more powerful hardware resources than what a flash drive provides, and connecting audio equipment usually involves various input/output interfaces rather than storage solutions. Enhancing audio quality involves specific equipment and software designed for sound alteration, which does not pertain to the fundamental purpose of a flash drive. Therefore, the role of flash drives as data storage and transfer devices is clear and aligns perfectly with their most common applications in both casual and professional environments.