<prompt> Temperature of pasteurization:121 degrees for 15 minutes63 degrees for 30 minutes160 degrees for 1 hour140 degrees for 1 hour  <response>: Ans. B. 63 degrees for 30 minutes.a. Holder method of pasteurization-moist heat at 63 C for 30 minutesb. Flash method of pasteurization-moist heat at 72 C for 15-20 seconds followed by quickly cooling to 13 C.c. Ultra-High Temperature UHT of pasteurization-moist heat 140degC for 15 sec 149deg C for 0.5 sec. 