她通过在社交媒体上发表讽刺性帖子，传播具有颠覆性和煽动性的思想。

She spread ___subversively provocative ideas through sarcastic posts on social media.

他在公司会议上发表颠覆性言论，巧妙地挑战了传统的管理理念。

He spoke ___subversively at the company meeting, subtly challenging traditional management ideas.