Which statement about the number of 25- to 45-year-olds living alone is correct? It has remained relatively constant since the 1990s.
It has increased slightly since the 1990s.
It has doubled over the past twenty years.
It has quadrupled over the last twenty years.

Which challenges do countries face in limiting the spread of communicable diseases? check all that apply. 1. lack of vaccinations 2. lack of healthy food available 3. increase of worldwide travel 4. decrease of available clean water 5. increase in migration of infected animals

The only part of the body that should touch the ball when setting in volleyball

During the sixteenth, seventeenth, and eighteenth centuries, the mentally ill were housed in