Choose the best answer. A researcher wants to find out if spending an hour outside every day promotes increases in mood and mental health. To study this, the researcher selects individuals in a specific age group and divides them into two groups. One group is told not to spend persistent time outside. The other group is instructed to spend an hour of uninterrupted time outside. This model would best reflect a design. Group of answer choices

the old way of life was represented by superstition, an angry god, and absolute submission to authority. the thinkers of the age of reason ushered in a new way of thinking. this new way championed the accomplishments of humankind. individuals did not have to accept despair. science and reason could bring happiness and progress. kings did not rule by divine right. they had an obligation to their subjects. europeans pondered the implications for nearly a century. americans put them into practice first.