What type of narrator has full knowledge of all characters not just one

I'm scared to talk to people what can i do to with this?

Plsss don’t worry about the green strip can someone plssssss

What is the subject matter of the book a long way gone by ishmael beah? a. beah's experience as a boy soldier b. the life of a child kidnapped into slavery c. a story about the civil war in nigeria d. a novel about a fictional hero of war select the best answer from the choices provided a b c d