[单选题]
A refrigerator removes heat from the frkb kz0 7eu ocz1al :oqt6*hn.(eezing compartment a//ft 6nkdm qjlxx3u 87t the rate of 20 kJ and ejects nx86l 73x fm/ut dkj/q24 kJ into a room per cycle. How much work is required in each cycle?
A. $4 \; kJ$
B. $20 \; kJ$
C. $24 \; kJ$
D. $44 \; kJ$