The picture shows the weather forecast issued by the Heze Meteorological Observatory in Shandong Province. Answer questions 11-12 accordingly. Date 2013-3-4 Monday 2013-3-5

On the weather forecast map, we can see some symbols. These symbols are used to represent weather conditions, and they all have specific meanings. The weather conditions on Monday, March 4, 2013 are, so you would suggest him to bring an umbrella and warm clothes when traveling.

So choose: C.