A company wants to choose a generative AI (gen AI) use case that will be successful and have the most impact. What Key factor should they determine first according to Google Cloud- recommended practices?

A. The number of employees who will be trained to use the new gen AI tools. B. The availability of pre-trained models that are offered on various cloud computing platforms. C. The frequency of updates to the underlying foundation models used by different gen AI platforms. D. The specific business problems the company aims to solve and the desired outcomes.