a researcher wants to find out whether increased hand-washing and causes a decreased number of illnesses among staff and children in childcare which research design should the researcher use

How did the aztec culture benefit spain when they were conquering the aztecs?

How does sociology account for the cause of drug and alcohol addiction?

Select a real-life situation in which a person may face isolation due to a difficult condition, as gregor does after turning into an insect. you may choose a situation from the list below, or use a different one if your teacher agrees with your choice.psychological conditions: dementia, schizophrenia, depression, or post-traumatic stress disorderphysical conditions: paralysis or severe injury, going blind or becoming deaf, or facing an addictionsocial conditions: being wrongly convicted of a serious crime, or moving to a place where some attribute of the person makes others around the person view him or her with contempt or suspicionwhat condition did you choose to compare with gregor's condition?