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: A D