The Haiji (Haiyang-Jimo) cross-sea bridge was fully completed on May 28, 2012, and the drive from Qingdao to Haiyang was shortened from 1.5 hours to 40 minutes. Advocating "sea rhyme"

In the huge map family, there are natural maps and socioeconomic maps. Natural maps include topographic maps, climate maps, hydrological maps, vegetation maps, etc.; socioeconomic maps include industrial maps, agricultural maps, commercial maps, transportation maps, population distribution maps, etc. Based on the functions of various maps, Mingming's family is driving to Haiyang to watch the game. For the convenience of travel, it is best to prepare a traffic map. Therefore option C is consistent with the meaning of the question.

So choose: C.