b. drug abuse
c. alcohol abuse
d. obesity
Answer:
the correct answer is d
Explanation:
Answer:
We can not define the universally accepted standard of flexibility which we can compare ourselves against.
Explanation:
Accordingly, there is not certain or any specific measure of flexibility.
We can not refer to the flexibility of the back of humans even we can not relate it to the flexibility of the rubber or any other material because we can not measure its flexibility.
fale she should los more calories
b. North America
c. Sub-Saharan Africa
d. South and South-East Asia