Most health behavior theories are predicated on the ____.?

Characteristics common to most positive pressure ventilation designed for use in the home setting include which of the following?

1. Volume cycling to end inspiration 2. High-pressure pneumatic power source 3. Backup internal power supply 4. Rotary piston drive mechanism a. 1 and 3 only b. 1, 2, and 3 only c. 2 and 4 only d. 1, 3, and 4 only

____________________ ensures that data is accessible to authorized users.

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