Answer: Even though fats are the most energy dense of the three energy yielding nutrients ,carbohydrates which provide four calories /gram are your body's first choice for energy especially immediate energy.
D disease reporting. Reporting diseases is extremely important because it could prevent a wide spread epidemic.
Answer: d. double-blind
Explanation:
A double blind study can be define as the study in which both the researcher and participant do not know which participant is receiving a particular treatment. This method is useful as it prevents the bias in the results of the experiment.
The given situation is the example of double-blind study. Here, the participants as well as the researcher do not know which group of subject are receiving bacteria in the yogurt and which group is not receiving.
