What is the preface or introduction to a book?

a page at the front of a book that lists units and chapters with their page numbers
an alphabetical list of all the specialized words and terms used in the book and their definitions
a statement of the author’s purpose in writing the book, which may include suggestions for using the book
an alphabetical list of all topics covered in the book and the pages on which they can be found

"this is just to say" by william carlos williams, which of these poetic devices does this poem most represent?

What do the excerpts have in common? both point out the tragic nature of situations in which children make journeys without their parents. both describe what immigrant children must do to survive when traveling to the united states. both explain why most children want to leave central america without their parents. both indicate the tragic problems and their consequences that children in central america must face.

Asentence teacher gives the following speech. prepare a brief speech to accompany your science project. the speech will be presented to a faculty panel selected as judges. include a summary of your hypothesis, methods, and results. provide an explanation of any pictures or charts one of your poster. also share any complications you encountered during the science fair process. who is the intended audience for the teachers speech? a. young students. b. peers at the science fair. c. teacher evaluators. d. science professionals