Complex sentence: Since Jackson was on a world tour with his brothers as a member of The Jackson 5, promotion on this album was limited and only one song, the Stevie Wonder cover, "With a Child's Heart", was released as a single.
Split into simpler sentences: Since Jackson was on a world tour with his brothers as a member of The Jackson 5, promotion on this album was limited. The Stevie Wonder cover, "With a Child's Heart", was released as a single.