What can lead to sub-optimal Generative AI models? Select anyone? 1. Non-representative training data. 2. All of the listed options. 3. Corrupted data. 4. Insufficitient training data.

The correct answer is: **2. All of the listed options.** All of the options provided (non-representative training data, corrupted data, and insufficient training data) can lead to sub-optimal generative AI models.