Answer:
A. lifting weights to build muscle strength
Step-by-step explanation:
Lifting weights can help some people build muscle strength but it is often not used in specific ways, the other options are better examples of specificity because they all have things to be specific exercises to help improve want the people wants to improve, the ability to lift weights to build muscle strength is too wide because you donĀ“t know what muscles they want to srengthen or which kinds of weights they are lifting.