Which of These Is a Muscle Controlling the Size of the Pupil

question 11

Multiple Choice

Which of these is a muscle controlling the size of the pupil?

• A)fovea.
• B)lens.
• C)iris.
• D)retina.

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Definitions:

Oligopolies

Market structures characterized by a small number of firms controlling a large majority of the market share and having significant impact on prices and production.

Pure Monopolies

Market structures characterized by a single seller that faces no competition, typically due to high barriers to entry.

Socially Desirable

Refers to actions or policies that are considered beneficial to the wider community or society as a whole.