The most rididly structured early childhood program discussed in this study unit is ?

The most rigidly structured early childhood program discussed in this study unit is the traditional academic-based approach. This approach emphasizes the teaching of academic skills, such as reading, writing, and mathematics, at an early age. It typically involves children sitting at desks for long periods, following a set curriculum, and focusing on direct instruction from the teacher.

The most rigidly structured early childhood program discussed in this study unit is the Montessori method.