What type of irony is the following scene? A: verbal irony B: situational irony C: dramatic irony

In the "Riddles in the Dark" chapter, Gollum continously ask, "What has it got in its pocketses?" Suddenly he begins to grow suspicious that Bilbo may have stolen his precious ring. Bilbo does not know what Gollum is thinking, but the reader can guess.What type of irony scene?

A: verbal irony

B: situational irony

C: dramatic irony