Condensation nuclei are particles of atmospheric dust around
a. cloud droplets form
b. ozone collects
c. evaporation occurs
d. winds form

Condensation nuclei are particles of atmospheric dust around which A)cloud droplets form. This is where water vapor condenses. They are usually 1/100th the size of a cloud droplet and this whole process is called condensation, when vapor becomes a liquid.

Answerscripps institution of oceanography; i believe this is correct plz check first good luck;