​One of the advantages of conducting a longitudinal study is that longitudinal studies can _____________________.

A) ​be completed quickly.
B) ​help identify developmental trends and patterns.
C) ​determine causality.
D) ​be completed with relatively few researchers.

Longitudinal Study

An observational research method in which data is gathered for the same subjects repeatedly over a period of time.

Developmental Trends

Patterns and sequences of development observed over time, which can include physical, cognitive, and social changes.

Causality

The relationship between cause and effect, where one event (the cause) is understood to lead to another event (the effect) as a result.