Jason owns 20% of the shares in Rink Pty Ltd. The constitution of Rink Pty Ltd does not allow its members to appoint directors. Jason wants Rink Pty Ltd.'s constitution amended to allow its members the right to vote on the appointment of directors. Jason asks the directors of Rink Pty Ltd to convene a members' meeting to consider this resolution but the directors of Rink have refused. Advise Jason whether he can call a members' meeting, whether the resolution he is proposing can be considered at a members' meeting, and does the resolution to amend the constitution require an ordinary resolution or a special resolution?