Match the dri to its definition.
ai
ear
rda
ul

the amount of nutrient needed to meet the requirement of 97 percent
to 98 percent of the healthy population

the estimated nutrient intake to meet the requirements of half the
healthy individuals in a particular life stage and gender group

the recommended daily intake, based on observed approximations
of nutrient intake of healthy people

the highest daily amount of a nutrient that will not cause adverse
health effects for most the general population

AI means Adequate intake. EAR is the estimated average requirements. RDA is the recommended Daily Amount. UL is the upper limit.

Explanation:

Following what was said above, matching the definition to the elaborated terms, the AI is the estimated nutrient intake to meet the requirements of half the healthy individuals in a particular life stage and gender group. The EAR is the amount of nutrient needed to meet the requirement of 97 percent to 98 percent of the healthy population. The RDA is the recommended daily intake, based on observed approximations, of natural intake of healthy people. While the UL is the highest daily amount of a nutrient that will not cause adverse health effects for most the general population.