It's called musical form.
Answer:
The fill in the blank section:
3/4 and 4/4
The section beneath:
1) Add one more note to the first measure and second measure
2) Add two more notes to the first and second measure.
Sorry if this is wrong, I haven't been in choir for a little while and I may not remember things correctly.
The conductor is in charge
Answer:
knowledge of laws and regulations
Explanation:
