Answer:
Hope it helps
Explanation:
The base unit for time is the second (the other SI units are: meter for length, kilogram for mass, ampere for electric current, kelvin for temperature, candela for luminous intensity, and mole for the amount of substance).
The standard unit of length based on the metric system is a meter (m). we can convert a meter into various units like millimeters (mm), centimeter (cm), and kilometer (km). ... A kilometer (km), meter (m), and centimeter (cm) are the commonly used units of length.
C because they eat the things they find that are dead so they get the nutrients and stay somewhat healthy.
hope it helps
A becuz that is the only answer where it is solid