The correct answer would be: D
Answer:
is part of the cardiovascular system;
pumps blood to the cells in the body works;
closely with the lungs
Explanation:
The heart is a muscle that pumps blood through the blood vessels and that is the essential function. It is the main and central organ of the circulatory system.
The heart weights between 200 and 425 grams. It is located between lungs, in the middle of the chest and it is divided into four chambers in humans, other mammals, and birds heart.
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Your answer will be your second option.
Hope this helped you out! :-)
A- she should tell her that she is not fat and if she loses to much weight serious medical problems can come out of it just always be there for her.
B- you should tell her and her boyfriend that you feel like this is not gonna work that you feel like you are gonna get caught and end up in trouble just be honest.
C-when he is talking to Craig don’t be harsh because he might have forgot about it just tell he how you feel and hope he gives it back.
Answer:
d because a. is sexual b. random like traffic violence. E. you aim to hurt the person