<span>Stiff muscles are characterized by a limited range of motion.
Hope I helped :)
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option d. Ned volunteers to pick up garbage every Saturday, which helps clean up his community
The rest of the choices doesn't match what is asked. I chose option d. because by picking up garbage is of the ways that could contribute the cleanliness of the environment. Small actions bring big transcendence towards other people and in that way encourage others to take good part as well.
Belly breathing
deep breathing
Parasitism, that should be the correct answer for this question!
