The following diagram represents the convection zone in the sun. Which of the following statements accurately describes the process that is occurring in this area?

a is the answer to this question

explanation:

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

the answer is b. dilution