Another word for observational learning is "Modeling" and said to be the most important kind of learning for children.
I don’t know what a short essay would look like but here’s a paragraph to help you start !
Doubt, as we can read from the Oxford dictionary means “A feeling of uncertainty or lack of conviction.” Throughout our lives many of us have experienced doubt. It’s feeling that we feel as we go about our lives. (Go on about your own experience with doubt)
the main means of mass communication (broadcasting, publishing, and the Internet), regarded collectively.