Question

A teacher places a metal can on top of an insulating foam cup and touches the side of the cup with a negatively charged rod what will happen to the negatively charged electrons when the rod touches the foam cup? A. The electrons will transfer to the cup and will remain in a concentrated negatively charged area on the zip where the rod was placed. B. The electrons will transfer to the cup and will remain in a concentrated positively charged area on the cup where the rod was placed c.the electrons will transfer form the cup to the metal can casing both cup and can to have a positive charge. D. The electrons will transfer from the cup to the metal can casing both the cup and can to have a negative charge