In a cloud-to-earth ray, does the lightning fall from the cloud or come out of the earth? Reason your answer

he . if i may ask what i your question exactly?

explanation:

a and c

c is 100% but i am confused in a

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.