Which sentence explains why subject-specific words are important?(1 point) A. They inform the reader that the author is an expert in a specific field.

B. They help the reader to learn new vocabulary words.

C. They help the reader to analyze any type of text, no matter the subject.

D. They inform the reader that the author is writing about a particular topic.

d. people are naturally good, and their expressed will is what is best for society

explanation:

answer; people where able to travel across the u.s.a faster than any other mode of transportation,travel time was about a week,from coast to coast

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.