______measures the intensity of the chosen color and ranges from 0% (no color) up to 100% (full color).

The number of days, months, or years between two set dates can be calculated using the ________ function

Fill in the blank(s) with correct word

Dave is responsible for password security in his organization and would like to strengthen the security of password files. He would like to defend his organization against the use of rainbow tables. Which one of the following techniques is specifically designed to frustrate the use of rainbow tables?

A. Password expiration policies B. Salting C. User education D. Password complexity policies