Answer:
D. A mutualism relationship, because the fungus and algae both benefit from the relationship
Explanation:
The reason it's D is because a mutualism relationship means that both organisisms benefit from the relationship. Explained in the question, the fungus obtains the resources that the algae uses to make them both food.
The answer would be: d. 320 ml
Dehydration is a condition when the body fluid is depleted. Severe dehydration could be dangerous as depleted blood volume will decrease the oxygen delivery to the body. The treatment for dehydration would be fluid. It could be taken orally or intravenously. Bolus crystalloid fluid will be needed in a severe case to improve the condition of the patient.