"A science teacher must have necessary knowledge for the various problems faced by him/her in the teaching of his/her subjects". What can be the most prevalent problems from the given below options?

Options

A. (a) Lack of facilities, resources, skilled teachers
B. (b) Over crowded classes and time bound completion of syllabus
C. (c) Lack of autonomy given to teachers to experiment innovate
D. (d) all of the above

Answer

D