Answer :
Answer:
D
Explanation:
A measure is neither reliable nor valid. So this measure don´t exist.
A measure is neither reliable nor valid is not possible.
The correct option is d.
What is measurement?
Measurement is the comparison of an unknown quantity to a known quantity.
We can measure length, height, mass etc.
There are different measuring objects to measure different things.
The standard systems of measurements are:
- The International System of Units (SI) units.
- The British Imperial System.
- The US Customary System.
Thus, the correct option is d.
Learn more about measurement
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