Wind is related to the movement of warm and cold air masses. which kind of heat transfer does this represent?
a. radiation
b. conduction
c. convection
d. absorption

When wind is related to the movement of warm and cold air masses the type of heat transfer that this represents is convection.

Explanation:

Convection is that the circular motion that happens once hotter air or liquid that has quicker moving molecules, creating it less dense rises, whereas the cooler air or liquid drops down. Convection may be a major factor in weather.

d. planting trees

the trees take in carbon to make oxygen.