Bandwagon propaganda technique proclaims that "everyone is doing it, so you should too!"The statement implies that millions of people have watched the movie to urge the receivers to jump on the bandwagon and be one of them.
Assertion can also be seen in the statement because it says that the movie is "number one in America" without providing any factual evidence or reasoning to back up this claim.
Answer: Because he wants to save her from being killed. Although Giles Corey is tortured and eventually executed by the court, he still manages to defeat the court.