Answer:
EAR (Estimated Average Requirement) is the standard used to estimate daily nutrient needs of half of all healthy individuals.
Explanation:
Estimated Average Requirement (EAR) is basically the daily intake value of a nutrient that is estimated to meet the nutrient requirement of half the individuals which are healthy in a gender group and a life stage.
It is the level of intake for a nutrient at which the needs of 50% of the population will be met. Because the needs of the remaining population will not be met by this amount. It is basically derived from a group estimate.
The answer is B, because carbon monoxide is a poisonous gas, it has no smell or taste and continuous inhalation may choke you to death.
Macula is the part of the eye that focuses image
Physically their internal organs could be giving out for example their kidneys
psychologically the person could be drinking every time he or she feels like they are messing up or as an escape from everyday problems which can result in not being balanced