Dr. Cassidy researches how teachers can most effectively teach grammar principles to elementary school students. Dr. Cassidy's research is most appropriate for which subfield of psychology?
a. developmental
b. social
c. school
d. educational
Question 2
Dr. O'Bryan works with children, trying to understand the changes that occur in their play activities as they grow older. Dr. O'Bryan is a(n) ____ psychologist.
a. developmental
b. educational
c. personality
d. environmental