题目:Which of the following is not the purpose of travel agencies and hotels to develop their mobile applications?
A. Advertise their brands
B. A. Help their employees
C. Increase their sale
D. Market their products and services
答案:评论后可见此内容
推荐使用我们的公众号搜索题目,题目更全,检索更方便。支持语音、图片、文字等多种搜索方式。