Brass. Trumpets, trombones, French horns, tubas, and baritones all fall under the brass category and all require air to be blown through them.
The answer would be letter B. A zigzag is alternative geometry of the lockstitch. It is an alternating stitch where a straight stitch will not satisfy, like in building up buttonholes, in mending fabrics, and in temporary putting together two work pieces.
Answer
HI
I AM A POOR KID
PLZ PLZ MARK ME AS BREAINLIST
I WILL THANK YOU
Explanation: