Answer: d) it occurs after
Protein Is needed for growth and maintenance
Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
Answer is C
Explanation
Obesity is a heterogenous condition and therefore cannot be considered a disorder.
After experiencing a loss, it's important to take care of yourself by maintaining your physical health - C. You didn't really write the whole part of the answer C, but it's most likely that the physical health is something that should be maintained after someone loses somebody else.