Using the Following Portion of the Activity Series for Oxidation

Multiple Choice

Using the following portion of the activity series for oxidation half reactions Ca(s) → Ca²⁺(aq) + 2e^-
Mg(s) → Mg²⁺(aq) + 2e^-
Zn(s) → Zn²⁺(aq) + 2e^-
Cu(s) → Cu²⁺(aq) + 2e^-
Determine which reaction will not occur.

A) Ca(s) with Cu²⁺(aq)
B) Ca(s) with Zn²⁺(aq)
C) Zn(s) with Cu²⁺(aq)
D) Zn(s) with Mg²⁺(aq)