Birds have many physical attributes that help them fly in the air. They include a lightweight body, streamlined boat shaped body, and wings made of feather to flap through the air.
Though birds' beaks and claws are important factors for survival and catching prey, they are not necessarily the factors which help them fly. However, beaks are considered aerodynamic and hydrodynamic because most of them are coned shaped.
basically what answer C is saying is that "Are you afraid to perform this act and take the blame for your actions? Knowing that this is what will help you to obtain the throne."
