Answer: going to bed at different times each night
Explanation: To keep the body to understand what is going to happen, by getting enough sleep without messing up the body pychologicly, it allows the body to adjust its internal clock.
C. Accounting
Accounting is responsible for interpreting, classifying, analyzing, reporting, and summarizing the financial data
In this case your answer would be
A - <span>Osteoporosis</span>
All of the above apply to your question