What is the subject of this sentence? for once in your life, try something new and exciting. a.)an understood you b.)life c.)your d.)something

How does this passage contribute to the overall meaning of the story

However, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. what would be the best way to revise this sentence for greater clarity? a) however, the fact that columbus left spain thousands of years after people settled what would become the united states never dawned on me. b) it never dawned on me, however, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain. c) however, the fact that people were already living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. d) however, the idea never dawned on me that long before columbus ever left spain, real-life people lived for thousands of years in what would become the united states.

Mario is reading a book where the narrator only describes the point of view of pip, one of the characters. m and feelings. which type of narrator does this describe?