2 answers:
The deltoid and the triceps
to improve strength in deltoid u can do a seated dumbbell shoulder press
and to improve strength in triceps do reverse cable tricep extensions
Answer:
Muscles used:
Arm/Shoulder muscles, Back muscles, and Leg muscles.
Exercise to improve:
Kettlebell or dumbbell swing
Medicine ball side pass
Kettlebell Windmill
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Just macroanatomy right?
I would say A, as the only answer.
Hope that helps,
It would be letter C. Heart disease.
