Answer:C. the force produced in a single maximum effort
Explanation:muscular strength is not defined by the amount of work one can do or the load that one can carry fitness scientists give it a deeper meaning that .
They say it depend on the maximum force one can exert at that particular moment in order to be able to carry a certain load or tolerate a certain exercise.
All of these depends on individual producing a maximum muscle force for that particular situation .
It does not depend on how strong or less strong onr looks on the outside eventhough exercising may play a role in being able to produce a maximum muscle force.