What pathogens (bacteria or viral) could be present in the ingredients before you start making the stew, on the first day? Why did these not make people sick the first day?

virus

Explanation:

in those first day loose their infecting ability

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.