Which of the following can provide continuous feedback about energy usage to both consumers and their energy suppliers; thus, allowing electricity utilities to offer electricity at lower prices during periods of low demand?

Which of the following statements is true of the care of a dying older person in the United States today in contrast to that in 1900?

Unlike in 1900, most of the dying people are cared for by distant relatives today. Unlike in 1900, the exposure to death and its painful surroundings have decreased today. Today, the care of a dying older person has shifted to the family members, whereas in 1900, hospice was the most common choice. Today, older people choose to die at home surrounded by friends and family, whereas in 1900, most people chose to die in nursing homes.

The timing of puberty is determined by:

A) genetics alone. B) genetics and a variety of environmental forces. C) the level of nutrition alone. D) the level of family stress alone.