How was western imperialism in the 1800s similar to european imperialism in the three previous centuries?

What british document established the right of free speech that was reinforced by this excerpt

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.

The government has the right to restrict the number of people who visit the white house. this is an example of a government exercising its