Answer:
The answer is age.
Explanation:
A- Age
B- Diet
C- Physical fitness
D- Physical hygiene
You can control all of these except for age.
Age
C smart packaging i think
child neglect
Alcohol tolerance may lead to (or be a sign of) alcohol dependency
(40 °F - 140 °F)
The danger zone is in between (40 °F - 140 °F), food should not be left out for long