The Following Set of Redox Reactions Takes Place as Shown

Multiple Choice

The following set of redox reactions takes place as shown. Container A Container B
Fe → Fe⁺² + 2e- Cu ⁺² + 2e- → Cu
If you had two containers filled with the ion solution described above with a wire connecting a piece of iron (in container A) and a piece of copper (in container B) and a salt-bridge connecting the two containers, which way do the positive ions in the salt-bridge flow?

A) There is no flow of positive ions in the salt-bridge
B) The positive ions flow from container A to container B.
C) The positive ions flow from container B to container A.
D) The positive ions flow back and forth between the two containers.
E) The ions only move in the containers they originate in.