According to Ohm's law, which of the following statements is true?

A. The amount of electric current flowing in a wire is inversely proportional to the length of the wire

B. The amount of electric current flowing in a wire is proportional to the voltage difference between the ends of the wire

C. The amount of current flowing in a wire is inversely proportional to the voltage difference between the ends of the wire

D. The amount of electric current flowing in a wire is proportional to the resistance of the wire

Answer: Option B