Answer:
The correct answer is option A. "A statin".
Explanation:
Statins a type of drug that are prescribed to treat people that are at high risk of developing a cardiovascular disease. Since Joanne is a person with history of coronary artery disease and her LDL levels remained high after trying diet changes, the next step in her treatment will be to take a statin drug. It has been proved that statin are among the most effective drug at lowering LDL levels, therefore, a treatment with a statin will be effective for Joanne's condition.
To start, move the objective lens to its lowest power setting. Place a slide on the stage with the label side up and the cover slip in the middle. You can only use the coarse focus knob when the power is low. If you can't see anything, move the slide a little while you look and focus. If nothing shows up, turn down the light and move the slide a little while you're looking and focusing. Once you're in focus on low power, move the slide to make the object of interest in the middle of it. Turn the objective to medium power and only change the fine focus. If you need to, turn the objective to high power and only adjust the fine focus.
Explanation:
The traits more sensitive noses is advantageous to the species