The wind blows because
a. low pressure and high pressure
b. convection in together atmosphere.
c. uneven hearing by the sun
d. all of the above

The wind blows because of.a. Low pressure and high pressure

b. Convection in together atmosphere.

c. Uneven hearing by the sun
*uneven 'hearing' is not a real thing. However there is an uneven 'heating' of the sun

d. All of the above

If C is a typo, the answer is D.all of the above.