In response to Macbeths questions, the witches in Act IV

-tell him how to bring banquo back to life.

-Call upon the apparitions who answer most of his questions but warn him now to probe to deeply.*

-Bring duncan back to life.

-Turn Macbeth into a toad.

The witches in the Act IV ins response to Macbeth is to Call upon the apparitions who answer most of his questions but warn him now to probe to deeply. I hope you are satisfied with my question and feel free to ask for more if you have further clarifications and questions