You are implementing an observer Method for the event controller_action_predispatch, and $action contains
the action controller passed via $observer->getControllerAction 0. You want to display the customer/account/
login page instead of the currently requested one. Which three of the following methods successfully
accomplish this? (Choose THREE)

A.
Option A

B.
Option B

C.
Option C

D.
Option D

E.
Option E

F.
Option F

G.
Option G