The phrase <em>eating a peanut butter sandwich </em>is a gerund phrase, given that the word <em>eating </em>is a gerund.
A proper noun is just a specific noun and starts with a capital letter. Some suggestions: Honda Civic. McDonald's. (Your name). Texas. Grand Theft Auto. The Hunger Games. (Your teacher). Time Magazine. Red. Despicable Me. I hope this helps :)
Answer:
Joe Starks symbolizes for Janie the horizon that Zora Neale Hurston ... She does not find in Logan the "bee to her blossom" that she thought nature had promised ... Joe is younger, "cityfied," well-mannered, and very ambitious. ... Logan, so when Joe comes along, Janie sees him as a symbol for freedom and carefree living.