Answer:
Its the last note and it is Do sharp
Explanation:
The answer to this question is entasis.
Entasis is a design principle in architecture where in a convex curve was applied to a surface which also serves a strength to the construction and it also gives an optical illusion to it. Egyptian pyramids use this design principle.
C. One Beat because 2 eighth notes equal one quarter note
Timbre
( I'm only typing this to fulfill the character requirement)
Answer:
It looks amazingg the blue looks pretty