Sam is measuring the length of a string by stretching it between the tip of his middle finger and elbow. Which unit of measurement is he using?
A
Cubit
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B
Yard
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C
Angul
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D
Foot
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Solution
The correct option is A Cubit Cubit is a unit of linear measurement which was used in ancient times. One cubit is the length of the arm from the elbow to the tip of the middle finger. Thus, option A is correct.