<span>a hypothetical force formerly held to pervade all nature and to manifest itself in magnetism, mesmerism, chemical action, etc.</span>
A.) staying free of disease (physical)
B.) reflecting about yourself (mental)
C.) getting 8-10 hours of sleep each night (physical)
D.) engaging in 30-60 minutes of physical activity every day (physical)
Since B is a mental activity...
The answer = B. reflecting about yourself
Good Luck!
Answer:
usually around two to four weeks
Explanation: