Why were early poems written in meter?

Read the excerpt how the grimm brothers saved the fairy tale. which idea does the author introduce first

Which best explains this excerpt’s purpose in the novel’s plot structure? the excerpt creates conflict between characters as part of the rising action. the excerpt provides background information on a character as part of the exposition. the excerpt returns a character to equilibrium as part of the falling action. the excerpt is the point of greatest tension and acts as the climax.

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