What best describes the concept of 'microlearning'?

Microlearning is indeed best described as a strategy that focuses on small, focused segments of content. This approach is designed to deliver information in bite-sized pieces, making it easier for learners to absorb and retain knowledge. By breaking down complex topics into manageable chunks, microlearning caters to the cognitive load that learners can handle at one time, maximizing engagement and effectiveness.

This method is especially effective in today's fast-paced environment, where learners often have limited time and attention. By adopting microlearning, instructional designers can enhance learning experiences, allowing individuals to access information quickly and conveniently, often through digital platforms.

The other options presented do not accurately capture the essence of microlearning. For instance, using complex theories does not align with the straightforward, practical nature of microlearning, which aims to simplify learning processes. Lengthy sessions contradict the concept of microlearning, which thrives on brevity and focused content. Lastly, while auditory elements can be part of microlearning, restricting it solely to auditory techniques neglects the valuable role that visual and kinesthetic elements can play in learning.