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3. The part of a stairway on which a person steps is called the:

A. riser.
B. stringer.
C. baluster.
D. tread.


Sagot :

Final answer:

The part of a stairway where a person steps is called the tread.


Explanation:

The part of a stairway on which a person steps is called the tread.

For example, in a staircase with wooden steps, each flat horizontal surface that you step on as you ascend or descend is a tread.


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