De todas las consideraciones especiales para realizar un buen entrenamiento de fuerza, a su parecer, ¿cuál sería la más importante y por qué?

the answer is c.

have a great day

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.