皮皮学，免费搜题
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搜题
【单选题】
“酒香不怕巷子深”这是（ ）的体现。A.
生产观念
B.
产品观念
C.
推销观念
D.
市场营销观念
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Which of the following should a person do to protect their personal information?
A.
Avoid using special characters in passwords.
B.
Do not provide information to people who contact you by e-mail.
C.
Avoid providing answers that are hard to guess as responses to security questions.
D.
Do not enter those Web sites where https:// appears in the Web browser.
【简答题】习题2-7习题 :3题,6题,13题.