Asubstance that weighs 800 decigrams could also be recorded as weighing all of the following except
a. 8 kilograms
b. 80 hectograms
c. 8000 grams
d.8 centigrams

Aduty of the adult assigned to supervise a group of children is to a. check on the children at least every 20 minutes. b. keep the children within earshot. c. give the children a list of "don'ts" concerning behavior. d. conduct a name-to-face check when transitioning to the playground

What is the most common blood type in the u.s.?

Early treatment for mental illness involved because doctors believed that doing this would drain the mental illness out of the person’s body.