Why does Granny tell the story about the man on the bridge in “Blues Ain’t No Mockingbird"?

A Granny feels that the children will be entertained by the story and distracted from the men filming.

B She wants everyone to know why she spends so much time exploring bridges.

C She wants the children to understand that she has not always lived on this farm.

D The story is meant to make a point about intruding on the lives of other people by filming.