These Systems Are Helpful to People Who Cannot Use Their

question 13

Multiple Choice

These systems are helpful to people who cannot use their hands while they work:

• A)analog-to-digital converter.
• B)videoconferencing.
• C)speech recognition.
• D)OCR readers.

---

Definitions:

Environmental and Personal Sources

Factors stemming from one's surroundings including natural, social conditions or personal life that influence behavior or health.

Hassles Scale

A tool used to measure the frequency and intensity of minor irritations and annoyances in everyday life.

Physiological Instruments

Tools and devices used to measure and monitor bodily functions in the study or treatment of physiological processes.

Objective Environmental Stimulus

A physical event or change in the environment that can be measured and observed independently of individual subjective experiences.