निम्नलिखित में से किसे पारंपरिक रूप से व्यावसायिक (Professional) पाठ्यक्रम की श्रेणी में नहीं रखा जाता है?

Identify from the following the core learning contents included in a Professional Education Program:

According to Hoben's theory, communication is a ______ interchange of thought or idea.

What are the limitations of using audio-visual aids in teaching?