There are more than simply 4 biological compounds in the human body. I suppose to categorise, the question is hinting towards the molecules like Carbohydrates ( Poly and mono saccharides ) Proteins ( Polypeptides Made of amino acids) and Fats. There is also water, but I'm hesitant to class that as a biological compound, as it's not organic.
It should be a food web, because there are various producers and consumers, and the bears and humans eat each other
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Well... My dad walked into a glass window true story and he lost his hearing and his nose hurt for like 3 weeks his hearing is getting better
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George Washington is the first president
It’s A. Random!! I looked it up!