Proofread the sentences. Which is correct?

A:To walk to the middle school, I must walk past Uncle Frank’s house. He lives on park street.
B:To walk to the middle school, I must walk past Uncle Frank’s house. He lives on Park Street.
C:To walk to the middle school, I must walk past uncle Frank’s house. He lives on Park Street.
D:To walk to the middle school, I must walk past Uncle Frank’s house. He lives on Park street.