What would be the best way to start analyzing this extract from A Christmas Carol for how Dickens shows the importance of family in a PEEL paragraph? Extract:

So Martha hid herself, and in came little Bob, the father, with at least three feet of comforter exclusive of the fringe, hanging down before him; and his threadbare clothes darned up and brushed, to look seasonable; and Tiny Tim upon his shoulder. Alas for Tiny Tim, he bore a little crutch, and had his limbs supported by an iron frame.