Which choice best shows a proper noun replaced by a common noun, AND a common noun replaced by a proper noun? A) Day after day after day, the main street and the park in town stood deserted. B) My sister and I stayed in shady corners and in front of old plastic fans. C) Day after day after day, Main Street and the park in town stood deserted. D) Sid, my sister, and I stayed in shady corners and in front of old plastic fans.