“Subsidiaries,” with respect to a specified bank holding company, means:
(a) Any company 10 percent or more of whose voting securities are directly or indirectly owned or controlled by such bank holding company;
(b) Any company a majority of whose directors are controlled in any manner by such holding company;
(c) Any company 10 percent or more of whose voting securities are held by trustees or nontrustees for the benefit of the stockholders, shareholders, or members of such holding company; or
(d) Any company 10 percent or more of the legal or beneficial ownership of which is directly or indirectly owned or controlled by such holding company.