What is the authors purpose of "what the doctor ordered?"

Who calls tyler into his office to fire him his job

Why did orson welles change the beginning of the war of the worlds for his radio broadcast? a. to capture the attention of his listeners, who may have been doing other things b. to get around copyright laws associated with using material from a published book c. to ask members of the audience to call family and friends and encourage them to listen d. to remind listeners to call police for more information

How does this paragraph develop the characters in the dialogue?