Which group of words best the reader understand the meaning of the word authoritative in this sentence?

i believe that this book is authoritative, but that other short pamphlet has some bad information in it.

a. has some bad information

b. short pamphlet

c. this book

d. i believe that

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.

Read the following sentence. decide if the verb is transitive or intransitive as used. select the correct verb for the following sentence. the level of the river last week. raised rose

O. henry chooses specific words and phrases to point to the story's historical setting. what language gives a sense of the story's time and place