We learn from the third technique that a good salesman should ask himself ___________?
（A）what do I usually do
（B）what did my boss tell me to do
（C）what are my customer's need
（D）how should I sell my products
参考答案
继续答题：下一题
（A）what do I usually do
（B）what did my boss tell me to do
（C）what are my customer's need
（D）how should I sell my products
