Please help with this problem in nuclear physics?

Question

Why does a town in the desert rarely experience early morning fog as compared to a town along the coast?

A There is less rainfall in the desert

B Temperatures vary more in the desert

C There is less water vapour in the desert air

D There are fewer plants in the desert

Answer 1

Hey!you and the questioner might ponder whether this is a misunderstood question on droplet nucleation.I doubt it though and, even if it is,I still support C as the answer.

Answer 2

C but i dont see the connection with nuclear physics - its meteorology

Answer 3

um thats not nuclear physics, actually thats like 5th grade science, its c.......

Answer 4

the answer is C.less water vapor in the desert.