Using the exchange system, if a person ate two fat exchanges with a meal, such as one-quarter of an avocado, how many calories would he or she get from the avocado?

If you are following the Exchange System, a two fat meal exchanges with one-quarter of an avocado may approximately get 60 calories or 6 grams of total fat.  An exchange can be explained as a substitution with any other food on the food list and each list is a group of measured or weighed foods with same nutritional value. In addition, fruits was listed as 15 grams carbohydrate with subsequent increase in calories to 60 per exchange serving.

absolute strength refers to the maximum force exerted by a body irrespective of body size. relative strength on the other hand is the force exerted by a body in relation to muscle size or body weight.

so the answer is: c. absolute strength measures strength regardless of your body size, while relative strength measures strength adjusted for your weight.