Choose the word (A, B, C or D) that best fits the blank space in the following passage.

In many Western countries, people (19) ____ Halloween on Octorber 31^st. The word Halloween (20) ____ from “All Hallows’ Eve”. It is the night before All Saints’ Day, a religious holiday in some parts to door saying “trick-or-treat” to get candy. Many people decorate their homes with paper ghosts, black cats or witches to give their house a (22) ____ look. People also decorate their homes with jack-o-lanterns. They carve scary faces on pumpkins, and (23) ____ of haunted houses. They all seem very excited about the festival.