21. How long can food that requires time-temperature control be left in the danger zone?
A. A maximum of 1 hour
B. A maximum of 2 hours
C. A maximum of 3 hours
D. A maximum of 4 hours

Respuesta :

Answer: A maximum of 1 hour

Explanation:

Read your lesson buddy!!

Answer: D. A maximum of 4 hours. is the correct answer

Explanation: