Select the correct answer$/$answers$.$

A fridge tag

A$.$

keeps a $30$ day record which can be read directly from the tag

B$.$

will increase the amount of cooling if the temperature in the refrigerator is too high

C$.$

needs a computer or software to display history of readings

D$.$

is placed on the middle shelf of the fridge where Hep B$,$ Td and other freeze sensitive vaccines are placed