8. A person who is, or at the relevant time was, the partner, manager, employee, agent, appointed representative, banker, auditor, actuary or solicitor of-
(a) the person under investigation ("A");
(b) a parent undertaking of A;
(c) a subsidiary undertaking of A;
(d) a subsidiary undertaking of a parent undertaking of A; or
(e) a parent undertaking of a subsidiary undertaking of A.