A solicitor is drafting a will for a client who wishes to appoint five executors. The client is a wealthy businessman with complex family arrangements and wants all five of his adult children to act as executors together. The solicitor has advised that there is a legal maximum on the number of executors who can act simultaneously. The client is questioning this advice and wants to know whether all five children can be appointed.
Which of the following statements best describes the maximum number of executors that can be appointed?