Which of these sentences contains at least one noun clause?

what commercials promise is not always what consumers can depend upon.
people who believe everything they hear in commercials will likely be disappointed.
many commercials promise products that will change your life.
the commercials that promise miracles should not be trusted.

Read the excerpt from how the grimm brothers saved the fairy tale. which idea does the author develop with the text example cited in the excerpt ?

The adventures of tom sawyer, chapter 6 (excerpt) what does tom do to get sid’s attention? a) tom lies in bed as he tries to think of an excuse to miss school b) tom knocks a book on the floor to wake sid up c) tom tells sid that he is suffering from an infected toe and a loose tooth d) tom groans and says, “ when i’m gone…”, so sid will call for aunt polly’s how does sid react to tom as he pretends to die? a) so it becomes anxious and asks if tom is dying b) sid knows tom is faking but joins in with tom’s game c) sid takes tom seriously and makes a list of tom’s valuables d) sid knows tom is a lying and immediately runs to tell aunt polly

What type of persuasive appeal seeks to show that an argument is correct or valid