What key information can the tool extract from posts?

The correct choice highlights the essential elements that can be extracted from posts, including the day and time the post was made, the complete text of the post, the identity of the poster, and any key phrases that are particularly significant. This detailed information serves several purposes in analyzing social media content or online discussions.

By extracting the day and time of the posts, one can ascertain patterns related to when users are most active or figure out peak engagement times. The full text provides the actual content of the message, which is crucial for understanding the context and intent behind it. Knowing who the poster is adds a layer of contextual understanding about the credibility or perspective of the information shared. Lastly, key phrases can help highlight the main themes and topics discussed in the post, which is very useful for categorizing or conducting sentiment analysis.

While the other options mention valuable insights, they focus on different aspects that may not cover the comprehensive extraction of data from posts. Engaging metrics and sentiment analysis relate more to the performance of the content rather than the content itself. Tracking frequency of posts and user location offers different dimensions of analysis, but they do not provide a complete view of the content and context within the posts.