Dramatic occurs when kate and captain keller do not know that annie is locked in her room, but the reader/audience and james know that helen locked her in there.

(ignore this it’s so i can fill the character limit lol) it’s dramatic irony

Labor unions were created in order to help the workers with work-related difficulties such as low pay, unsafe or unsanitary working conditions, long hours, and other situations. Workers often had problems with their bosses as a result of membership in the unions.