There are so many benefits of being positive. It lowers heart rate and blood pressure, brings a level of peace, and it can actually help you create what you want in your life.
I believe the best option to go with will be A.
I think it's health because it fits best in the sentence and situation
<span> Math skills help healthcare practitioners understand dosages and prescriptions. What is a deadline? a specific date and time by which a task needs to be completed.</span>