Unless Otherwise Agreed by the Partners, Where Are Records of the Partnership

Unless otherwise agreed by the partners, where are records of the partnership to be kept?

A) In a safety deposit box at the bank used by the partnership.
B) At the home of the managing partner.
C) At the location of the partnership's principal business office.
D) At the location of the partnership's oldest business office.
E) At the location of the partnership's newest business office.