The lightning occurs because of the charges in the clouds. Which of the following statements is incorrect about how these positive and negative charges are created in the clouds?

Bigger water droplets acquire the positive charges in them.

Positively charged droplets move to the upper regions.

A small region of positive charge is also created near the lower parts of the clouds.

Opposite charges in clouds exert a very strong force of attraction between them.

Air between clouds prevents the charges from coming too close.