Which area of specialization in psychology is involved with the development of curricula and the training of teachers

A)  school psychology
B)  experimental psychology 
C)  industrial/organizational psychology
D)  educational psychology

Curricula

Plural for curriculum, referring to the comprehensive outline of courses and content offered by an educational institution.

Educational Psychology

A branch of psychology that focuses on how individuals learn and retain knowledge within educational settings.

Training

The process of teaching or learning a particular skill or behavior through practice and instruction over a period of time.