I need the answer please

Which example is a indication of stress a. becoming more alert b. narrowing air passages c. slowing down if the heartbeat d. decreasing blood sugar with adrenaline

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

Aperson is most likely to recover from a viral infection if the infected cells ) can undergo normal cell divisionb) can carry on translation, at least for a few hoursc) produce and release viral proteind) transcribe viral mrna