To have gone through hardships and troubles
<u>Explanation:</u>
Note, to make a sentence more parallel simply means separating the details to allow easy understanding and remembrance by the readers of what was said.
So it could be written as;
To become a professional musician involves taking:
- thousands of hours of practice and
- finally working hard to make connections in the music industry.
Answer:A
Explanation:Because if u just mix milk,eggs and cream it won't boil