"I Remember Being a Very Busy Child, Always Running and Jumping.As

Multiple Choice

"I remember being a very busy child, always running and jumping.As an adolescent, life became more serious, and I became a quiet, and reflective.In young adulthood, I regained my excitement and sense of challenge.Now, in middle age, I feel a bit more serene." This information is typical of information gathered during what type of research?

A) an experiment
B) a longitudinal study
C) a correlational study
D) a cross-sectional study