All pop-ups are malicious

?Bob is making a PowerPoint presentation and has created a few slides from a Word outline. After completing his work, he notices that a few slides do not have the same formatting as the rest of the slides. To correct this, Bob should:

A. ?copy and paste the information in each slide again. B. ?link the file using the Create from File command. C. ?use the Reset button in the Home tab. D. ?revert to an earlier version of the file.

A perfect number is a number that is the sum of all of its divisors greater than one. That is, it is the sum of all the numbers less than itself which divide into it without a remainder. 6 is a perfect number because its divisors are 1, 2,  and 3 and the sum of those divisors is 6.Write pseudocode to display the first three perfect numbers.

What will be an ideal response?