Step-by-step explanation:
1. A trustworthy narrator: a third person narrator is typically giving a bird's eye view of what the story entails, very often, they're are also not clouded by the feelings of the character compared to first and second person narrator.
2. Narrative Flexibility: a third person Narrator is able to switch between characters and places at a time compared to first and second person narrative.
3. Robust character Development: Using the third person narrator enable the spotlight to shine on more than one character, we are able to get a full scope of the plot from different angles.