Question

Read the sentence below and answer the following question:

If we set the boat on fire, there's a chance someone may see us before the boat sinks.

Which answer correctly summarizes the meaning of this sentence?

- It is ironic that destroying the thing keeping them afloat may save them.
-It is sarcasm that really suggests not setting the boat on fire.
-It is satire related to an entirely different set of circumstances.
-It is understated despair for the serious situation.

Im stuck between B and D please help :(