Vector newVector = new Vector(8);
Vector newVector = new Vector(9);
  public Enumeration listOptions() {    Vector newVector = new Vector(8);    newVector.	addElement(new Option("\tUse unpruned tree.",			      "U", 0, "-U"));    newVector.	addElement(new Option("\tSet confidence threshold for pruning.\n" +			      "\t(default 0.25)",			      "C", 1, "-C <pruning confidence>"));    newVector.	addElement(new Option("\tSet minimum number of instances per leaf.\n" +			      "\t(default 2)",			      "M", 1, "-M <minimum number of instances>"));    newVector.	addElement(new Option("\tUse reduced error pruning.",			      "R", 0, "-R"));    newVector.	addElement(new Option("\tSet number of folds for reduced error\n" +			      "\tpruning. One fold is used as pruning set.\n" +			      "\t(default 3)",			      "N", 1, "-N <number of folds>"));    newVector.	addElement(new Option("\tUse binary splits only.",			      "B", 0, "-B"));    newVector.        addElement(new Option("\tDon't perform subtree raising.",			      "S", 0, "-S"));    newVector.        addElement(new Option("\tDo not clean up after the tree has been built.",			      "L", 1, "-L"));    return newVector.elements();  }