The requirement is to make sure the data ingested by the agent is clean and suitable for the intended use , which is producing monthly sentiment insights to guide product development and marketing .

The best answer is C. Identify and address biased data.

Why C is correct:

For sentiment analysis and reporting, biased data can distort conclusions and produce misleading recommendations

Data preparation should include checking for skew, unfair representation, missing segments, and other quality issues that affect downstream decisions

This aligns with responsible AI and sound analytics practice

Why the other options are not correct:

A. Ensure that the size of the database does not exceed 100 GB is unrelated to data quality or suitability

B. Translate the data into a single language might help in some implementations, but it is not universally required and is not the primary data-quality action here

D. Sort the database by customer last name has no relevance to model readiness or report quality