How does the blacksmith in "For Want of a Horsohoo Nail interact with the king's groom?

A. The blacksmith is rather selfish, while the groom shows great concern for others

B. The blacksmith is patientand accommodating, while the king's groom is rash and careless.

C. The blacksmith is cheerful and kind, while the king's groom is glum and rude

D. The blacksmith is responsible and dedicated, while the king's groom is confused and unreliable.

Can you please help??​