No person shall be appointed or hold office as a director in the following cases:- (a) has not attained the age of twenty-one years, or (b) is insane or of unsound mind, or (c) has fallen into the hands of a creditor for non-payment of debts, or (d) ) has been dismissed so as to be generally disqualified for public service in the future, or (e) has been convicted by a court of any criminal offense of moral turpitude, or (f) has any personal interest in any contract lease or agreement of the Corporation, or (g) is employed as an employee of the Corporation being