question: public void end ( ) { String tag = ( String ) m_tagStack . remove ( m_tagStack . size ( ) - 1 ) ; spacing ( ) ; m_out . print ( '<' ) ; m_out . print ( '/' ) ; m_out . print ( tag ) ; m_out . print ( '>' ) ; println ( ) ; }
target:  Close the most recently opened tag. The tag will be followed by a newline, and the indentation level will be decreased.