Which of the following fitness and wellness professionals plans food and nutrition services?
a. personal trainer
b. occupational therapist
c. dietitian
d. 6 educator

The answer is C. Dietitian

Dietitian is a Healthcare professional That plan and alter their client's nutrient intake based upon their medical or individual needs. Dietitian job is not always helping someone to reduce their weight, they can also help if the client  want to gain a specific weight ( commonly athletes) , or if the client's want to lose a specific health risk ( such as cholesterol)

Well if you pick a machine to work on and that's gonna be your exercise if you don't stick to that machine your muscle strength your muscle mass rather will change because you haven't been doing it you change something in your exercise routine which changes your body's form of dealing with things for example you might become weaker or stronger depending on what kind of exercises you do in whether or not the machine you picked actually your muscles grow.