Which Is the Proper Way for Using a Hurdle to Direct

Which is the proper way for using a hurdle to direct a pig who is moving toward you?

A) Set the hurdle on the ground and tilt it forward.
B) Raise the hurdle and direct it across the shoulders of the pig.
C) Raise and tilt the hurdle to keep it in gentle but firm contact with the pig's brow.
D) Anchor the hurdle on the ground before you and angle it toward your body to use as a brace; deflect advances by shifting the top quickly forward on contact.