To handle attachments now being included in e-mail, ________, a new standard, was introduced

Which type of attack uses a list of common passwords?

a. Brute force attack b. Spoofing attack c. Dictionary attack d. Smurf attack

After you save a file, you can close it or exit the application.  What is the difference between these two options, and how would you go about accomplishing each?

What will be an ideal response?