Which sentence from the passage provides support for the author's claim that it is extremely important to use a digital scale in order to accurately measure substances used in experiments?

A: However, this can be challenging since some of those substances will be solids and some will be liquids.

B: When measuring solids, such as powders, particles can settle with varying amounts of air between them.

C: To ensure calibration is accurate, zero scale and place a weight of known amount on the platform.

D: Still, it is important to follow specific steps to ensure the accuracy of measurement when using a scale.