_____ is often cited as the most influential of the baby biographers.
a. G. Stanley Hall
b. Charles Darwin
c. Sigmund Freud
d. Jean Piaget
Question 2
In the nineteenth century, scholars began to systematically record the growth and development of their own children. The published versions of these observations were known as
a. quasi-experiments.
b. time of measurement papers.
c. meta-analyses.
d. baby biographies.
