Dear brother, the dress you have selected is different to me, it is normal because we Bangladeshi people have never seen such dress, as you said this dress comes from the northern part of your country, and it is worn by everyone in different seminars and different events, it is more nice

And you want to ask him 3 questions which are important in all 3 questions, I observed these 3 questions all very good, hope they answer these 3 questions and correct it, stay well, stay healthy, all the best for you.