Which of the following is not a control statement in C#?

To rearrange objects so disk space is used more efficiently, you should ________ the database

Fill in the blank(s) with correct word

If e-mail messages have a return address of someone other than the person actually sending the e-mail, then the sender is ____.?

A. ?e-mail bombing B. ?spoofing C. ?smurfing D. ?firewalling