Answer:In sewing and haberdashery, notions are small objects or accessories, including items that are sewn or otherwise attached to a finished article, such as buttons, snaps, and collar stays. Notions also include the small tools used in sewing, such as needles, thread, pins, marking pens, elastic, ... Clothing portal · Glossary of terms ...
I’m guessing it wants you to fill in two major key signatures like D major and C major also with two minor key signatures like A minor and B minor. I picked those key signatures because A minor is the same as C major but it starts on A and D major and B minor is the same but it starts on B
