The Risk for Poisoning Is Most Likely in a Situation

The risk for poisoning is most likely in a situation in which:

A) a caretaker with an infant with a high fever has been instructed by the clinic nurse to give a liquid fever reducer (antipyretic) .
B) a toddler is staying with his grandparents for a week while his mother is in the hospital.
C) a 7-year-old has asthma and uses daily medications for it.
D) a 12-year-old is home alone after school until his parents return from work.