An amendment must also be approved by the members (Section 12224) of a class, whether or not such class is entitled to vote thereon by the provisions of the articles, if the amendment would:
(a) Materially and adversely affect the rights, privileges, preferences, restrictions or conditions of that class as to voting, dissolution, redemption or transfer, or the obligations of that class, in a manner different than such action affects another class;
(b) Materially and adversely affect such class as to voting, dissolution, redemption or transfer by changing the rights, privileges, preferences, restrictions or conditions of another class;
(c) Increase the number of memberships authorized for such class;
(d) Increase the number of memberships authorized for another class;
(e) Effect an exchange, reclassification or cancellation of all or part of the memberships of such class; or
(f) Authorize a new class of memberships.