Greta Wants to Do a Study on How Self-Efficacy Changes

Multiple Choice

Greta wants to do a study on how self-efficacy changes over the life span. Her primary concerns are economic - she needs to do the study in the way that will cost the least in terms of time and money. Given these concerns, she is probably going to be best served doing a(n) ____study.

A) longitudinal
B) cross-sectional
C) sequential
D) experimental