Which one or ones of the following statements about Kirchhoff's rules are correct? I) The junction rule is based on the law of conservation of energy. II) The loop rule is based on the law of...

Extracted text: Which one or ones of the following statements about Kirchhoff's rules are correct? I) The junction rule is based on the law of conservation of energy. II) The loop rule is based on the law of conservation of energy. III) The number of required equations to find the unknown currents has to be as many as the number of all possible loops. O A) Il and II B) II O C) I and II O D) II O E) I