What hero should I upgrade first COC?

What hero should I upgrade first COC? The highest being offense (your army), followed by resources (collectors and storages), and defenses in last (Traps are also considered as defenses here, and take priority over the actual defense buildings). Heroes are part of offense, and should be given the highest priority out of all the other offense buildings.

The highest being offense (your army), followed by resources (collectors and storages), and defenses in last (Traps are also considered as defenses here, and take priority over the actual defense buildings). Heroes are part of offense, and should be given the highest priority out of all the other offense buildings.