Olga is interested in how people develop strategies for conflict resolution. She selects a group of preschoolers, and uses both interviews and naturalistic observation to explore their approaches to dealing with conflict. Every two years thereafter, Olga again interviews and observes this same group of youngsters, concluding her study when the children reach adolescence. Olga has been using a _____ research design.
a. behavioral observation
b. cross-sectional
c. longitudinal
d. sequential
Question 2
Who is using a longitudinal research design?
a. George, who is assessing eating habits of 40-year-olds in three different countries
b. Jane, who is assessing the eating habits in a group of 40-year-olds, and who will follow and assess this same group when they get to ages 60 and 80
c. Elroy, who is simultaneously testing the eating habits of 40-, 60-, and 80-year-olds
d. Judy, who is assessing the eating habits of 40-year-olds in the year 2014, and plans to assess 60-year-olds' eating habits in 2019 and 80-year-olds' habits in 2024
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