D would make the most money, but it's up to you! :)
Your answer will be Coronary Heart Disease
The failure to deliver blood to the heart due to a narrowing of arteries results in Coronary Heart Disease.
Methods and results
Explanation:
Methods helps us with knowing the approach to the study and the method used for an experiment
Results tell us what type of data was collected which will help us determine the type of research study.
