Currents are caused by tempenture and density differences

without the article i believe the answer could be a because algeria is a low soci-economic country in africa and most countries that ahve such qualities lack womens rights

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.