The correct answer here would be a university study. While the other
mediums might have data that means well and is actually intended to help
people lose weight, it's doubtful that this could be defined as
authoritative. A university study, however, is likely to contain data
obtained through scientific methods.
The correct answer is "Casserole"
I am not 100% sure but i have an idea for the first box, In the circulatory system, blood is pumped into veins that carry the blood to tissues in your body. I really hope this helped you and was correct.
Answer: I'd say C, if it's something like babysitting.
Explanation: