Greg is the director of a large corporation. He was recently sued by his neighbor over a domestic dispute. Greg is also the sole owner of a non-registered investment account, and has a life insurance policy with his estate indicated as beneficiary. He has designated his girlfriend, Gina, as his contingent power of attorney for property. What would Gina be prohibited from doing in the event that Greg become mentally incapacitated? i) purchase investments in Greg's investment account ii) update the beneficiary designation on Greg's life insurance policy iii) exercise Greg's powers as director of the corporation iv) act on Greg's behalf in the lawsuit i) and iv) i) and iii)