What are the correct predefined types of base time periods that can be established when creating the calendar in a planning application?

What are the correct predefined types of base time periods that can be established when
creating the calendar in a planning application?

A.
Monthly, Quarterly, Custom

B.
Monthly, Quarterly, Weekly

C.
Weekly, Monthly, Quarterly, Yearly, Custom

D.
Only Custom periods are possible.

E.
Weekly, Monthly, Quarterly, Custom