15. Non-disposable equipment is sent back to the C.S.S.D. for
16. The trolley is washed with soap and water or mopped and dried, what does the word “It” mean?
According to the first sentence, we are meant to understand that the equipment is sent back which means it has already been sterilized, therefore, the word that best completes the sentence is option D which is re-sterilization.
According to the second question, we are told that the trolley is washed with soap, then dried. The word "It" shows that the speaker is referring to the trolley
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