Divorce rates is not used to measure a country’s standard of living.
Option C
Explanation:
"Standard of living" is a measure of quality of life by the members of a geopolitical zone. Standard of living cannot be measured by non materialistic things such as relationship, freedom, satisfaction and relationships. Divorce is not a standard of living because its one of the factors of non materialistic things, its a state of freedom for man, it leads to satisfaction and it leads to divorce from a state of a relationship which both parties have decided to put an end to.
B. An increase in knowledge as well as written books
An Arms-Build up would lead to peace due quite frankly, to fear. It would lead to peace, just like for example, North Korea. No one is allowed to have weaponry, meaning fear. No one attempts to revolt, due to fear. Having a militia, would enforce fear, causing no revolts, or riots, or anything of the sort.
76.7%------------------------------
Answer: C. Sympathetic nervous system
Explanation: The sympathetic nervous system is a part of the involuntary or autonomic nervous system, this is the system in the body that regulates the blood pressure, body temperature, pupil dilation, sweating and all the involuntary actions. It helps adjust the body fast enough to take action or react to stimuli without consciousness. When in the face of danger, let say for example, a snake coming towards you, a car coming towards you or hearing disturbing sounds in the dark. You next action or respond will be either to stand and fight or run away, The system responsible for that action (fight or flight) is the sympathetic nervous system.