For college students to start a business, if they want to build a successful product, development is only the first step, and product promotion is a more important step.
A.正确
B.错误
正确答案:正确
For college students to start a business, if they want to build a successful product, development is only the first step, and product promotion is a more important step.
A.正确
B.错误
正确答案:正确