We don't plan to go to the concert, and so they don't.

A．so do they

B．they don't too

C．neither don't they

D．they don't either

人民警察的职业道德，是指人民警察在依法履行职务活动中所遵循的道德原则和道德规范。政治性、法律性和公正性，是人民警察职业道德三个最显著的特征。( )