AviationTire Airframe And Systems, Electrics, Powerplant, Em. Equipment Airframe And Systems Non-pneumatic operated de-ice and anti-ice systems Q 2 / 5

When an aircraft is de-iced prior to departure, if the temperature is 0° C in precipitation, which type of fluid and application method will provide the longest holdover period:

Type I fluid @ 100% cold spray application.
Type II fluid diluted to 50% hot spray application.
Type I fluid diluted to 50% hot spray application.
Type II fluid @ 100% cold spray application.