关于网络营销效果衡量的逻辑思考顺序,下列哪个选项是正确?()
A:a.Traffic->Engagement->Conversion->Retention
B:b.Engagement->Traffic->Conversion->Retention
C:c.Traffic->engagement->Preference->Conversion
D:d.Preference->traffic->engagement->Conversion
出自:百度SEM认证