Envelopes take on the shape of other objects.

In a decision table, ________ occur(s) when rules suggest different actions but satisfy the same conditions.

A) contradictions B) conditions C) redundancy D) incompleteness

Which is a common storage device that uses lasers to produce light to store data on devices such as DVDs and Blu-ray disks?

A. tape drive B. flash drive C. magnetic drive D. optical drive