Paragraph about geography of a place i have visited with full paragraph

What was the social class pyramid during the civil war?

Which conflict is often referred to as the first "televised war"? a) gulf war b) korean war c) vietnam war d) world war ii

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.