The correct answer is Comma because a coordinating conjunction isn't needed after a semicolon and a colon indicates a list and a dash id for breaking up a word or numbers like twenty-two or in-dex
True, it is used to continue sentences after you run outta space on a line...
4-The neighbors will start to believe that Les Goodman is an alien.
At this point in the teleplay, The neighbors are starting to become paranoid. They don't understand why the power is acting so sporadically. The suggestions that have been offered as to the source of this strange occurrence had them believing in aliens. In the excerpt, the people are described as staring at Les Goodman's house and being "desperately frightened by it." These clues indicate that they are suspicious of Les Goodman, not trusting allies or happy for him.