Question

Pick a suitable unit to complete the given sentence.
Height of Harry studying in class 3rd is 125__.

• A. Km
• B. m
• C. cm
• D. None of these

Answer 1

The correct option is C cm

$\Rightarrow$Option A: Kilometer(Km)- used to measure long distances.
125 Km - distance between cities is measured in Kilometer(Km).

$\Rightarrow$Option B: Meter(m) - used to measure distances in races, swimming etc.
125 m - can be the length of a racetrack. It will be too long for a human height.

$\Rightarrow$Option C: Centimeter(cm) - used to measure heights and small lengths.
125 cm - can be the height of a child.