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Which of the following statements correctly identifies a problem with sanitization methods? a. methods are not available to remove data ensuring that unauthorized personnel cannot retrieve data.b. even fully incinerated media can offer extractable data.c. personnel can perform sanitization steps improperly.d. stored data is physically etched into the media.

Amedian in the road will be marked with a white sign that has a black arrow going to the left of the median. true false

Which of these is most responsible for differences between the twentieth century to the twenty-first century?