An organization wants to digitize and share large volumes of (Digital Leader)

Correct answer: C) Cost-effective at scale.
Public clouds offer scalability and flexibility that can be particularly beneficial when dealing with large volumes of data like historical text and images. Cloud providers offer pay-as-you-go pricing models, allowing organizations to scale their storage and processing resources up or down based on demand, which can be more cost-effective compared to investing in on-premises infrastructure that may require significant upfront capital expenditure.
Therefore, option C, "Cost-effective at scale," is the better option when considering digitizing and sharing large volumes of historical text and images.