There's quite a lot of improvisation musicians, such as Richard Grayson, Daniel Roth, and even Beethoven composed an improvisation named, "Rage over a Lost Penny"
Answer:
In 4/4 times, each eighth beat/rest will get 1/2 beat. So 2 of them will equal one beat.
Answer:
the answer would be... A
Explanation
If its right then let me know :>