What are two considerations in this situation?

A nonprofit organization is migrating from a standard Salesforce org to an NPSP org. It has a large volume of contacts. The nonprofit organization is considering using an Individual ("Bucket") account model.

What are two considerations in this situation?
A . The Individual account model is a legacy account model and is no longer recommended.
B. Once the Individual model is enabled, it cannot be changed.
C. The Account name is identical to the Contact name.
D. There is a risk of account data skew with the Individual account model and the large volume of contacts.

Answer: C,D