Choose the sentence that shows the CORRECT use of a comma in a compound sentence. A compound sentence is two complete sentences joined together with a comma and a conjunction

Jack is looking for a job, so, he is updating his resume.
Many people buy lottery tickets, but, not everyone is a winner.
The dogs were barking loudly, at night and they kept me awake.
A verdict can be decided by a judge, or a jury can make that decision.

A verdict can be decided by a judge, or a jury can make that decision.