Question

6. Which of the following is an important source of dust?
volcanic dust fromenuptions
day minerals from soils
organic sources, including charcoal, pollen and bacteria
all of these​

Answer 1

Answer:

all of these

is the answer for'Which of the following is an important source of dust?

volcanic dust fromenuptions

day minerals from soils

organic sources, including charcoal, pollen and bacteria

all of these'