Which One of the Following Statements About Electrochemical Cells Is

Multiple Choice

Which one of the following statements about electrochemical cells is correct?

A) In a salt bridge, current is carried by cations moving toward the anode, and anions toward the cathode.
B) In the external wire, electrons travel from cathode to anode.
C) The anode of a voltaic cell is labeled minus (−) .
D) Oxidation occurs at the cathode, in an electrolytic cell.
E) None of these choices are correct.