Which of these symptoms does not require a food worker to remain home from work?

According to naeyc, are the youngest age group that may be out of the hearing range of supervising teachers for short periods of time. preschoolers infants kindergarteners toddlers

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

Subjective observations are not used under diagnosis, but objective observations are. true or false