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If a food worker is going to monitor the cooling process, food may be cooled using any method that cools the food from 135 to 70��f within the first ____ hours and reaches 41��f in ___ hours (six hours total).

Afour (4), two (2)
Bfive (5), one (1)
Ctwo (2), four (4)
Dthree (3), three (3)