問題詳情

1.Briefly describe the management and technology challenges posed by electronic commerce.

參考答案

答案：B
難度：簡單0.885417
統計：A(24),B(255),C(3),D(6),E(0)

用户評論

【用戶】統測生

【年級】國三下

【評論內容】純色與白色混合：明度↑提高彩度↓下降