In Regard to Froebel, Which of the Following Is True

In regard to Froebel, which of the following is true?

A) Developed a theory about play which in part stated that during the developing years of childhood "Play is the highest form of child development" of human development it is highly serious and of deep significance.
B) believed that physical education was good for character and moral development.
C) Believed that when teachers and students participate together in physical education activities such as play and organized games, children will come to understand the world of humanity through self-activity in the form of physical education.
D) All of the above.
E) None of the above.