Providing education to a diabetic on how to use his/her insulin is an example of which level of prevention?

Providing education to a diabetic on how to use his/her insulin is an example of which level of prevention?

 

Providing education to a diabetic on how to use his/her insulin is an example of which level of prevention? [ONE POINT]

a) Primary prevention
b) Secondary prevention
c) Tertiary prevention
d) Community prevention