How do warm up and cool down activities differ?

Which of the following is the definition of ventilation as it relates to the respiratory system?

What is the best way to use the clean water act to address the issue of dirty water and diseases that plague asmall community? a) to report the number of cases of people who havecholera symptomsb) to provide health guidelines about effects from waterborne diseases c) to enforce standards that focus on chemical dischargeinto bodies of waterd) to carry out research that investigates how dirty wateraffects human health

Michelle is in an abusive marriage and is using the internet to locate community resources. to best protect her safety while she is on the internet, she should