After a chilled water low temperature automatically cut out, then the chiller may restart
a) If the cooling tower starts to run
b) If the condenser temperature is 5-6° C below its normal operating temperature
c) If the chilled water temperature rises 5-6° C
d) If the chiller has been pumped down in the indirect expansion evaporator type
e) If the outdoor temperature rises 5-6° C
Answer: C