Hey there! Your answer should be, a police officer, because they help stop fights, crime, shootings, and more, a firefighter, helps in fighting fires, saving people from burning homes, and you know the rest. And there is so many more people who help others. I really hope this helped! Your fellow Brainly user, GalaxyGamingKitty.
Violence and death and violence
Answer: The human circulatory system has a complex network of blood vessels that reach all parts of the body. This extensive network supplies the cells, tissues, and organs with oxygen and nutrients, and removes carbon dioxide and waste compounds.
Explanation:
Answer:
Option B
Explanation:
The factor of stability may be applied to either the behavior itself or to the situation in which it has occurred.
Answer:
B) Valves closing
Explanation:
A healthy heart makes a lub-dub sound with each beat. This sound comes from the valves shutting on the blood inside the heart. The first sound (the lub) happens when the mitral and tricuspid valves close.
