. i need help please.

Which statement best explains the function of the subtitlein this text? a.it provides additional information that narrows the focusof the text.b.it draws attention to important information in the table ofcontents.c.it introduces the various sections that appear withineach chapter.d.it explains the author's primary reason for writing aboutthis topic.correct (a)

Which. sentence from homesick best shows that the narrator is a character in the story

In your own words, explain the purpose and impact an adjective clause has on a reader