Higher Ground

Higher Ground trivia questions

1. On which 1973 Stevie Wonder album did "Higher Ground" first appear?
2. "Higher Ground" reached what peak position on the Billboard Hot 100?
3. About how long did Stevie Wonder take to write and record it in 1973?
4. In what month of 1973 was "Higher Ground" created in that burst?
5. Compared with the single, what does the album version include?
6. Compared with the album cut, about how much shorter is the single?
7. In the UK, what peak chart position did the song reach?