Jacob is always busy. He keeps a detailed daily calendar of his responsibilities. Any time he gets delayed or has to wait, he gets impatient and a little hostile—even angry. Which best describes Jacob's personality?

Marian is 44 years old and is getting glasses for the first time because she cannot read the small print in the telephone book like she could when she was younger. Marian has been diagnosed with presbyopia

a. True b. False Indicate whether the statement is true or false

For workers on the midnight to 8 A.M. shift, which of these would help adjust the circadian rhythms?

a. Bright lights during the work period b. Loud music during the work period c. Social activity during the work period d. Pleasant odors during the work period