Every Time You Go to the Grocery Store, You Try

question 118

Multiple Choice

Every time you go to the grocery store, you try to wait in the shortest line. But the lines always seem to be roughly the same length. Why?

• A)Random chance equalizes the length of the lines.
• B)Other people are trying to choose the shortest line too.
• C)The cashiers work at the same speed.
• D)The cashiers do not have an incentive to work faster.

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Definitions:

Caudal

Located near or at the tail end of an animal's body.

Apex

The uppermost part of something, often referring to the tip, peak, or summit.

Cilia

Microscopic, hair-like structures on the surface of cells that move rhythmically to propel substances or cells.

Lateral

Positioned on or relating to the side of an organism or structure.