What kinds of irony appear in the pit and the pendulum

“generally, however, the term robot refers to any machine that is able to perform a complex task on its own, but whose actions or tasks are controlled by human programming.”

Those are books that need to be returned to the library what is the antecedent of the pronoun those

Read this excerpt from we’ve got a job: the 1963 children’s march. though connor was commissioner of public safety, blacks knew that it wasn't their health and safety he intended to protect. and he certainly didn't put out their fires. between the late 1940s and early 1960s, more than fifty black homes and churches in birmingham were bombed. one neighborhood was hit so often, it was called "dynamite hill." no one was ever prosecuted, even when the police could identify the bombers. what is the tone of the excerpt? inquisitive sentimental apologetic scornful