e. Verbally acknowledging stall warning indications, then;

Bottom line

A stall is the result of exceeding the critical angle of attack, not of insufficient airspeed. Symptoms of an impending stall include a stall warning light or horn, airframe or elevator buffet, or sudden loss of control effectiveness. At an angle of attack just under the one that may cause an aerodynamic buffet or stall warning, the flight controls are less effective and larger control movements are necessary to retain control of the airplane.