A client is searching for an access point （AP）. What is the correct process order that the client and access point go through to create a connection？（）
- A probe request/response， authentication request/response， association request/response
- B association request/response， authentication request/response， probe request/response
- C probe request/response， association request/response， authentication request/response
- D association request/response， probe request/response， authentication request/response