Data retrieved from secondary storage to be used in main memory is done by:A. FragmentationB. MappingC. PagingD. Pointer 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments