Please Bio Take home tests.... You are what you eat

I desperately need help with college Biology 1  you are what you eat take home test.
Design diet plan for athlete, person trying to loose weight, person trying to loose weight.
Specify if this person should or should not have a low carb diet, the carbohydrates and fats this person should  consume or avoid, and what types of food these good and bad choices are found in. Explain to this person why these food choices are the correct choices for them and what might happen to their weight and how they might feel if they do not follow your recommendations.  Also, explain to this person why vitamins are important, using enzyme pathways to show how 1 lack of vitamins can make you tired and 2 lack of vitamins can lead to weight gain. Be specific.