Which two methods should be used to ensure these conditions are met?

Northern Trail Outfitters (NTO) has a multi-step selling process; every sales stage coincides with a step in this process. The first step is preliminary qualification in which opportunities should not contribute to NTO’s forecast.

Which two methods should be used to ensure these conditions are met? (Choose two.)
A . Instruct sales users to enter $0 for the opportunity amount.
B . Configure the first stage with the omitted forecast category.
C . Override the forecast to be $0 for first stage opportunities.
D . Assign 0% probability to the first sales stage.

Answer: BD