Lines in "The Raven" that show an unreliable narrator

If one writes logically, he will prove his point. is this sentence correct or contains an unwarranted shift in person?

What do the excerpts have in common? both point out the tragic nature of situations in which children make journeys without their parents. both describe what immigrant children must do to survive when traveling to the united states. both explain why most children want to leave central america without their parents. both indicate the tragic problems and their consequences that children in central america must face.

Read this sentence: while on vacation, i often relax by reading one of myfavorite books, go to the movies, or swimming in the pool. which revision corrects the parallel structure error? a. while on vacation, i often relax by reading one of my favoritebooks, going to the movies, or swimming in the pool. ob. while on vacation, i often relax by reading one of my favoritebooks, going to the movies, or swim in the pool. oc. while on vacation, i often relax by reading one of my favoritebooks, i like to go to the movies, or go swimming in the pool. od. while on vacation, i often enjoy relaxing by reading one of myfavorite books, go to the movies, or swimming in the pool.