On the eve of the Spring Festival, Xiao Wang, who works in Haikou, went home to visit relatives in Mohe, his hometown. Among the following options, the most important thing he should pay attention to along the way is () A. Take rain gear B.
On the eve of the Spring Festival, from Haikou to Mohe, that is, in winter, from south to north; In China, the temperature difference between the north and the south is large in winter, and it is warm in the south and cold in the north. The farther north, the lower the temperature. Therefore, what Xiao Wang needs to pay attention to is to add clothes in time.
So choose: C.