Which effect is associated with overnutrition? decreased risk of obesity
decreased risk of mineral poisoning
increased cognitive function
increased risk of vitamin poisoning

The answer is increased risk of vitamin poisoning. When someone's body processes too much of any vitamins or minerals (which is what happens in the case of overnutrition) they can become sick, this is called vitamin poisoning.

Q=mc∆tq=59.047g×4.2j/g/k×(27.8-23.7)q=1,016.789j

The answer is either 3 or 4