Ans. to the ques. no-01 

I have learned the entire existence of Denim, the Journey of certain brands like Blue Jeans and a few patterns, grouping of Denim fabric from the lecture. 

Ans. to the ques. no-02 

What I need to realize seriously concerning the lecture substance is a smidgen more about the excursion of different brands. 

Ans. to the ques. no-03 

I have seen all the substances that have been covered by you in this lecture. Much thanks to you, sir.