He emphasizes the suspense of the story for the characters.
Explanation:
As stated, dramatic irony is when the <em>reader knows more than the characters.</em> In The Open Book, Crane uses this technique by telling the story from a third person, omniscient point of view. This allows the reader to have more information than the characters do.
For example, the moment in which the crew sees a "deserted village with dunes and empty cottages" creates suspense since the crew believes they will arrive by themselves there but actually there are a lot of people at the beach. The suspense created from this moment occurs because they are not sure where they'd go since there was no one in sight.
Explanation: Appeals to logos were very common in colonial era writing because of a widespread belief in Rationalism — people took reason and logic seriously.
