At a minimum, how many bits are needed in the MAR with each of the following memory sizes?a) 1 million bytesb) 10 million bytesc) 100 million bytesd) 1 billion bytes

Janice usually works on a particular workbook that contains all business related data. she decides to keep a backup of all the data in a separate workbook. she opens a new workbook to transfer the data. which option should she use to copy all the data from one workbook to another workbook?