Look at the diagram and then answer the following questions.

the process shown in this diagram is (convection: subduction: conduction)

letter a in the diagram indicates a (mid-ocean ridge: volcano: deep-ocean trench)

the oldest area in the diagram is (a, b, c, d)

1.) subduction 2.) deep-ocean trench 3.) B

answer; round wood logs, building materials like (plywood),also pulp and paper products;

radiative zone

explanation    

radiative zone is the layer of the sun which energy is transferred away from the core by radiation. although, the core is the only part of the sun that produces an appreciable amount of heat through fusion. in fact, 99% of the energy produced by the sun takes place within 24% of the sun's radius.