Convert the following formula into one that has neither an existential quantifier nor a Skolem function. ∀(x, y) { ∃z [on(x, y)∧above(z, y)] → above(x, y)}

What are the two (02) benefits, which may result from a successful implementation of preventive maintenance (pm) program in an organization? (clo3)a)- lean manufacturing b)-overlapping responsibilities c)-the planner is not qualified d)-accurate contractor information e)-reduction in equipment redundancies f)-accurate stores information