What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, x_10 will climb a mountain or x_10 will make tea. For all x_10, if x_10 makes tea, then x_10 is a police officer. For all x_10, x_10 will work. For all x_10, if x_10 climbs a mountain, then x_10 is a police officer.
For all x_10, x_10 is a police officer.