A. For purposes of this Act, the following identified as a member in a corporation's current record of members constitutes one member:
1. Two or more persons who together have a single membership interest in the corporation;
2. A corporation, limited liability company, partnership, limited partnership, business trust, trust, estate, or other entity; or
3. The trustees, guardians, custodians, or other fiduciaries of a single trust, estate, or account.
B. For purposes of this Act, membership interests registered in substantially similar names constitute one member if it is reasonable to believe that the names represent the same person.