汉武帝时实行“盐铁官营”，设置专门机构垄断食盐经营。清政府采取“引岸制”的食盐运销体制，赋予一些商人食盐营销的垄断权，国家只对盐商进行管理和征税。这一变化表明（ ）
— Do you often watch the show If You Are the One?
— Yes. It is ______ a successful programme that it attracts _______ many audiences.
