Which statement best describes a packet?

The correct choice accurately describes a packet as a small chunk of information formed from larger data. In networking, data is often too large to be sent over networks efficiently in one piece. Therefore, it is divided into smaller, manageable pieces called packets. Each packet carries a portion of the total data, along with necessary information such as the destination address and sequencing information to ensure that data can be reassembled correctly at the other end. This process improves the efficiency of data transmission and allows for error correction during communication.

In contrast, while an unorganized collection of bytes conveys some elements of data, it fails to capture the structured and segmented nature that packets incorporate. Additionally, compressing data files pertains to minimizing file size, which is unrelated to the definition of a packet. Lastly, increasing tunnel bandwidth focuses on enhancing capacity for data transfer rather than relating to how data is packaged and transmitted in the network architecture.