The Lists Below Show Five Agricultural Crops in Alabama, Arkansas

question 240

Multiple Choice

The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.
$\begin{array} { l l l } \underline { \text { Alabama } } & \underline { \text { Arkansas } } & \underline { \text { Louisiana } } \\\hline \text { soybeans (s) } & \text { soybeans (s) } & \text { soybeans (s) } \\\text { peanuts (p) } & \text { rice (r) } & \text { sugarcane (n) } \\\text { corn (c) } & \text { cotton (t) } & \text { rice (r) } \\\text { hay (h) } & \text { hay (h) } & \text { corn (c) } \\\text { wheat (w) } & \text { wheat (w) } & \text { cotton (t) }\end{array}$
Let U be the smallest possible universal set that includes all of the crops listed, and let A, K and L be the sets of five crops
in Alabama, Arkansas, and Louisiana, respectively. Find each of the following sets.
-The set of crops in both L and K

• A){c, h, n, r, s, t, w}
• B){c, n, r, s, t}
• C){r, s, t}
• D){c, h, n, w}

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Definitions:

Muscles Contract

The process by which muscle fibers shorten and generate force, typically in response to a signal from the nervous system.

Muscle Tone

A state of muscle contraction in which a portion of the fibers are contracted while others are at rest.

Extensor Muscle

A muscle that extends or straightens a limb or part of the body, working in opposition to flexor muscles.

Triceps

The posterior muscles of the arm that work as a team with the biceps; the triceps straighten the elbow.