Please help!

Dramatic irony is a literary device where the audience understands something that characters do not. Which statement best describes an effect of dramatic irony?

A.
It clarifies the climatic conflict in the story for the reader.
B.
It reveals a vital detail that the reader was previously unaware of.
C.
It creates a sense of suspense in the story for the reader.
D.
It creates a humorous mood in an otherwise serious event in the plot.

How does the map develop the central idea that scholars at jundi shapur spread the knowledge of sugar? the map illustrates the spread of sugar from new guinea to persia. the map shows that sugar was being refined primarily in the north rather than the south. the map illustrates the spread of knowledge about refined sugar processing to egypt. the map illustrates that people in china knew how to refine sugar and shared this knowledge. the answer is c