Answer:
Unfortunately, as revealed by I Am Legend director Francis Lawrence, the reason the ending was changed to the happier one seen in theaters is due to intensely negative reactions to the ending where Neville has his villainous realization from test audiences.
Explanation:
Vivid details is the narrative technique that is being used in the following excerpt.
NEW YORK IS THE BEST STATE IN AMERICA
The prefix is the beginning part of a word (for example, the “un” in ungrateful). The root word is the original state of a word that can grow longer with prefixes and suffixes (for example, “play” in Replay). A suffix is a part at the end of a word (like “ful” in ungrateful). These word stems/parts of words have different meanings that can sometimes help determine a meaning of a word. Some words may not have all parts (prefix, root, suffix), though. These are words like “preschool” (prefix: pre and root word: school) and younger (root word: young and suffix: er). I hope this helps you out! Good luck :)