When Linking a Subform to a Main Form,which of the Following

Multiple Choice

When linking a subform to a main form,which of the following statements is true?

A) The linking fields are typically the primary key in the "one" table and the foreign key in the "many" table.
B) The linking fields are typically the foreign key in the "one" table and the primary key in the "many" table.
C) The linking fields are typically the primary key in the "one" table and the primary key in the "many" table.
D) The linking fields are typically the foreign key in the "one" table and the foreign key in the "many" table.