Answer:
Nice
Explanation:
The colors are pretty cool.
A lancet arch is a window with a pointed arch, these are considered somewhat gothic and often have stained glass or other designs on them. They were used as decoration in churches, castles, ballrooms, etc.
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
