Please help! I am giving out brainliest also I am in a timed test! Read the following sentence. Mason’s favorite part of his trip to San Francisco was crossing the Golden Gate Bridge. Which sentence best explains why “Golden Gate Bridge” is capitalized in the sentence?
A. It is an important idea.
B. It is an abbreviation.
C. It is an acronym.
D. It is a proper noun.

1. saved aronnax from drowning "an incident" 2. speed of the nautilus man-of-war 3. next to captain nemo conseil 4. electricity vigo bay 5. "a coral tomb" 20,000 leagues 6. the nautilus runs aground nemo's "thunderbolt" 7. episodes are connected by aronnax's quarters 8. captain nemo's "bank" cause 9. distance aronnax traveled on the nautilus "a fine death for a sailor" 10. captain nemo sinks for revenge 50 miles per hour