The factors that affect personal health that are the most easily controlled are c) lifestyle.
You can easily change the way you are living, whereas these other things cannot be.
The best choice is uneven heat distribution because If a place has a warm are it has low pressure and if it has a cold area it has high pressure.
Wind moves from areas of high air pressure to low air pressure.
Example: Land Breeze and Sea Breeze.
Th earth has uneven distribution due to different angles of insolation and by earth tilts.
A demarc is where one network ends and another begins. Demarc stands for demarcation point. It is the physical point at which the public network of a telecommunications company ends and the private network of a customer begins.
However, the distinction between where one category of network begins and another ends is sometimes blurry.
Secondary since plants/animals already lived there, but got killed/driven out of the area they lived/thrived in/on.
Dependent. Density dependent factors is what is being described.