What statement is true about opening a formaldehyde container?

a. The blue inner cap works like a wine box. No other actions are necessary.

b. With the opening facing up, remove the screw cap and inner cap and then put the spigot on securely before titling to the dispense position.

c. Just tilt to the dispense postion and unscrew the white cap to expose the spigot.

d. Never remove the inner cap. Just replace the screw cap with the spigot.