Ramos, one of the managers at TWS, is in charge of creating the company's annual report. He distributed the work to his team. and to avoid overburdening them with too much background detail, he intentionally concealed a lot of data

Which technique best ensures that experimental and treatment groups are equivalent?

a. matching b. random assignment c. manipulation checks d. instrumentation

Barb reminded the audience that by donating just $10 a month to the program, foster children in Indonesia would receive more nutritious food and necessary vaccinations. Which step in the motivated sequence does this represent?

A. satisfaction B. need C. attention D. visualization