Symmetric key encryptions ensure confidentiality and data ____.

One of the challenges when using a(n) ____________________ argument in a dialectic about hacking is that it is sometimes difficult to predict consequences with any accuracy.

Fill in the blank(s) with the appropriate word(s).

When working with visual color mixing, which statement is true?

a. The dots of color must touch each other. b. The dots of color must not touch each other. c. You must leave space in between the dots of color.