Answer:
B.
Step-by-step explanation:
Hi, the SI (international system of units) is a system of measurement that uses the (m) meter as a base unit of length.
It also includes smaller units of length such as the centimeter and the millimeter (among others).
Option B represents a centimeter ruler, where every large line represents a centimeter, and each centimeter is equal to 10 millimeters (represented by the shorter lines)