What was the independent variable in experiment 2

In twelve years a slave, when the passengers on the ship learn robert has smallpox, what is their reaction? “panic-stricken” “indifferent” “relieved” “oppressed”

During the industrial age, what was one important way businesses told consumers about new products? through phonographs through telephones through telegraphs through catalogues

What is the best way to brainstorm ideas for an argumentative essay? generate ideas for both sides of the argument compile a list of possible sources for the topic list descriptive details that illustrate the main argument craft a strong thesis statement that is the focus of the essay