What Is the First Step in Converting Metric System Units

Multiple Choice

What is the first step in converting metric system units involving prefixes using Approach 1?

A) Determine the equivalence of the starting and target factors.
B) Locate the starting prefix and the target prefix and note their corresponding factors.
C) Locate the starting prefix and the target prefix and note their corresponding powers of 10.
D) Set up an equation of ratios and cross-multiply.