A. immune system
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The system that prepares food for absorbtion into the bloodstream is the digestive food. It makes sure the food in the stomach is broken down.
Answer:
"Savant Syndrome"
Explanation:
According to my research on specific anomalies among people diagnosed with autism spectrum disorder the one that is described in the question is called "Savant Syndrome". This is a condition which affects people with different mental disabilities in which they show abilities far more developed than the regular person. These abilities or skills are usually based on memory.
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Before Exercise is the answer