How Many U

question 26

Multiple Choice

How many U.S.District Courts are there in each state?

• A)there are 2 in each state
• B)there may be 1 for several states
• C)they are distributed according to population
• D)there is at least 1 per state

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Definitions:

Optic Nerve

A bundle of more than a million nerve fibers that transmit visual signals from the eye to the brain.

Vitamin A

A fat-soluble vitamin essential for growth, immune function, eye health, and skin maintenance.

Retinex Theory

A theory explaining color vision based on the processing of visual information as a way of estimating the colors and brightness of objects under different lighting conditions.

Apparent Color

The color of an object as it is perceived by the human eye, which can differ under varying lighting conditions.