b) (3 points) Under what circumstances will hiring the worker full time, i.e. l= 45, yield a valid critical point? c) (3 points) When will offering the minimum wage yield a valid critical point? b) (3 points) Under what circumstances will hiring the worker full time, i.e. l= 45, yield a valid critical point? c) (3 points) When will offering the minimum wage yield a valid critical point