Which of These Statements Describes Negative Feedback

question 23

Multiple Choice

Which of these statements describes negative feedback

• A)A change in a regulated variable triggers a response by the effector that opposes the change.
• B)The input to a system increases the output, and the output limits its own production by inhibiting the input.
• C)A control system's input and output continue to enhance each other in order to maintain homeostasis.
• D)It is the main operating principle of most of the body's homeostatic control mechanisms.

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Definitions:

Indirect Costs

Costs that are not directly tied to a specific project or product, such as administration, personnel and security costs.

Direct Costs

Expenses that can be directly linked to the production of a specific good or service, such as raw materials and labor.

Underwriting Spread

The difference between the price at which underwriters purchase securities from the issuer and the public offering price set for the securities.

Rights Offering

A corporate action where a company offers existing shareholders the right to buy additional shares at a discount before offering them to the public.