Answer :
a. situational
the upbeat ragtime music that the band plays stands in contrast with the fact that the Titanic is sinking. The action (band playing music) has the unintended effect of inserting an element of cheerfulness into a catastrophe that's taking place (the Titanic is sinking)
the upbeat ragtime music that the band plays stands in contrast with the fact that the Titanic is sinking. The action (band playing music) has the unintended effect of inserting an element of cheerfulness into a catastrophe that's taking place (the Titanic is sinking)