I'm not sure but my guess is a few days to a week,not long
I think its the third one
The Elder Justice Act is the first comprehensive legislation to address the abuse, neglect, and exploitation of older adults at the federal level. The law authorized a variety of programs and initiatives to better coordinate federal responses to elder abuse, promote elder justice research and innovation, support Adult Protective Services systems, and provide additional protections for residents of long-term care facilities.
To summarize, food intake is influenced by metabolic activity in hypothalamic neurons and elsewhere; by hormones that signal the body's fat content to the brain; and by other homeostatic-need situations such as low blood glucose. All of these represent instances of negative feedback.