Rhobert wears a house, like a monstrous diver’s helmet, on his head. His legs are banty-bowed and shaky because as a child he had rickets. He is way down. Rods of the house like antennæ of a dead thing, stuffed, prop up in the air. He is way down. He is sinking.

–Cane,
Jean Toomer

Toomer uses the terms "banty-bowed” and "shaky” to describe Rhobert’s legs. How does this diction contribute to the mood of the story?

It creates a sense of fragility surrounding Rhobert.
It expresses Rhobert’s anger about his appearance.
It reveals that Rhobert is frightened of becoming sick.
It shows that the author is concerned about Rhobert’s health.