Yes, In my opinion, it is about fashion because some peoples find birds feathers (or their bodies which is just horrific) to be beautiful enough to be on their heads as a hat. Somehow It's a very popular fashion.
Tell about how abuse affects the world today
A complex sentence is the one which contains one independent clause and a dependent clause. The only such example here is C, where 'because the movie was already sold out' is subordinate, and 'they decided to go bowling' is independent.
In the late 1800s, people in many parts of the world decided to leave their homes and immigrate to the United States. Fleeing crop failure, land and job shortages, rising taxes, and famine, many came to the U. S. because it was perceived as the land of economic opportunity.