"Now," he said, "I will go to men. But first I must say farewell to my mother"; and he went to the cave where she lived with Father Wolf, and he cried on her coat, while the four cubs howled miserably. "Ye will not forget me?" said Mowgli.

—“Mowgli’s Brothers,” The Jungle Book,
Rudyard Kipling

Why might this plot event be important in determining a theme of the story?

It shows that Mowgli is making a difficult choice.
It shows Mowgli celebrating his departure.
It shows Mowgli refusing to leave.
It shows that Mowgli loves his family.