14. A group of students tested different materials in an electric circuit. The table shows the results of their experiment.









Which conclusion is supported by the evidence shown?



A. Students 4 and 5 tested materials that are conductors of electricity.



B. Students 3 and 6 tested materials that are conductors of electricity.



C. Students 3 and 6 tested materials that are insulators of electricity.



D. Students 1 and 2 tested materials that are conductors of electricity.