What assumptions does McMahon make about the cause and effect relationships between self-help books and the percentage of happy people?

In the play "sorry wrong number"which part of the story can you find heightened tension and suspense?

Which secondary effect of advertisement happens when a customer is satisfied by a product and buys it for a second time?

The brother of a presidential candidate writes an editorial in which he defends this candidate against charges of corruption. in such a circumstance, it is most appropriate for the reader to a) suspect that the candidate may have been framed. b) consider whether the candidate has the best family or not. c) wonder if the writer may be biased, due to his family connection. d) wonder if the writer may be inaccurate, due to wanting to get people to read his column. \