(7 0 1d？ Daqing) The following weather symbols correctly correspond to human activities () a .- Working high above the ground b .- Traveling by car c .- Drying clothes d .- The sea.

A, the weather symbol representing thunderstorm, aerial work in thunderstorm is easily struck by lightning, so option A is wrong;

B, the weather symbol indicating fog is not conducive to self-driving travel, so option B is wrong;

C, a symbol indicating cloudy weather, is not conducive to drying clothes, so option C is wrong;

D is a weather symbol for sunny days, which is suitable for seaside holidays, so the D option is correct.

Therefore, choose: d.