As the night progresses and the individual continues to sleep, he or she experiences:

During adulthood, intimacy:

stems from a need for self-protection. is found primarily in friendship and sexual partnership. is limited to lovers and spouses. requires little personal sacrifice.

What is a major reason that there are an increased number of errors during night shifts?

a) Less experienced workers tend to be put on night shifts. b) Workers' circadian rhythms are not synchronized with the time of day on the clock. c) A small number of workers are expected to accomplish the same amount of work as daytime workers accomplish. d) To save money, many companies reduce the amount of lighting, thus forcing workers to work under low levels of illumination.