Answer:
C. Social bonds
Explanation:
A lullaby, or cradle song, is a soothing song or piece of music that is usually played for (or sung to) children. Perhaps one of the most important uses of lullabies is as a sleep aid for infants. As a result, the music is often simple and repetitive.
Uh I ain't ever seen to pretty best friends be pretty?...
the answer is complicated contour have heavier visual wieght.