Answer:
A buried treasure.
Explanation:
Dredging is the process of excavating something in water. So, only a buried treasure would be under or in water.
Solution:
Ulrich Von Gradwitz is unable to shoot his enemy when he suddenly encounters him because of the “code of a restraining civilization”. This code prohibit shooting a neighbor in cold blood without warning or words exchanged unless the offense one against a man’s honor or his family.
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