Which options best describe the purposes for including the table in the “How Much Sleep Is Enough?” section of “Sleep Problems and Solutions”? Select all that apply. Sleep Problems and Solutions

1. to provide a guide that shows how much daily sleep different age groups should get

2. to organize information about different age groups and potential sleep loss

3. to show a relationship between age and suggested hours of sleep

4. to summarize the amount of sleep both adults and the elderly should get daily