The Oil Protection Act of 1990 .A. allows the government to regulate oil prices. B. regulates pollutionfrom oil refineries. C. regulates supertankers and reduces the chances of oil spills. D. both allows the government to regulate oil prices and regulates pollution from oil refineries.

Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.