question: @ Override public Enumeration < Option > listOptions ( ) { Vector < Option > result = enumToVector ( super . listOptions ( ) ) ; result . addElement ( new Option ( "\tThe number of examples to generate (default " + defaultNumExamples ( ) + ")" , "n" , 1 , "-n <num>" ) ) ; return result . elements ( ) ; }
target:  Returns an enumeration describing the available options.