The problem of pirates of the Caribbean

The first question is not a problem. No matter how strong david jones was, he never thought that he would be in the hands of the army. Jack took it first. At that time, david jones thought that Jack had opened the box and taken the heart.

The second question: I haven't thought much about it myself. I think Beckett got the heart, made david jones obey him, and then took the box. Anyway, the heart and the box still need the same team. Hmm. How interesting