What should the consultant advise?

A nonprofit organization has a lot of donors who give recurring donations. Some donors like to have their recurring donations by three times per year.

What should the consultant advise?
A . Create a custom installment period in NPSP Settings, and then add the tri-yearly custom installment period to the custom installment picklist.
B . Change one of the values on the custom installment picklist to tri-yearly.
C . Tri-yearly is not available as an option in Recurring Donations so for those the nonprofit will need to use Opportunities with multiple payments.
D . Use the tri-yearly installment period that comes by default with Recurring Donations.

Answer: A