question: @ Override public Enumeration < Option > listOptions ( ) { Vector < Option > newVector = new Vector < Option > ( 4 ) ; newVector . addElement ( new Option ( "\tIndex of the attribute to be changed \n" + "\t(default last attribute)" , "C" , 1 , "-C <col>" ) ) ; newVector . addElement ( new Option ( "\tTreat missing values as an extra value \n" , "M" , 1 , "-M" ) ) ; newVector . addElement ( new Option ( "\tSpecify the percentage of noise introduced \n" + "\tto the data (default 10)" , "P" , 1 , "-P <num>" ) ) ; newVector . addElement ( new Option ( "\tSpecify the random number seed (default 1)" , "S" , 1 , "-S <num>" ) ) ; return newVector . elements ( ) ; }
target:  Returns an enumeration describing the available options