Dewey Decimal and Library of Congress refer to library classification systems. The Dewey Decimal system is a library classification system created in 1876. The Library of Congress is a research library that is officially for the United States Congress, but is the de facto national library of the United States.
The correct answer is the bystander effect.
In psychology, the bystander effect refers to a form of apathy, to the fact that people are less likely to offer someone help if there are other people around. They will think that they don't need to do anything about the situation because someone else will do it. So in the case above, the neighbors might have thought that someone else will call the police, but apparently no one did.
Answer: Reactive strategy.
Explanation: Reactive strategies are responses or actions taken by a company in other to arrest an unanticipated or unforseen event after it has taken place or occurred. Reactive strategies are often implemented only when a company is forced or pressurized into taken appropriate measure to tackle issues caused by its product.
In the scenario above, Escalante motors only recalled it's cars after being pressurized by congress even though the company knew the brake wire used were of low quality. Reactive strategies are opposite of proactive strategies which takes appropriate measures to handle or tackle future occurrences.
Answer:
Nitrification and denitrification
Explanation: