Which best describes the demographics of Europe? OA. Low birthrate and positive migration rate

O B. High birthrate and negative migration r

OC. Low birthrate and negative migration rate

OD. High birthrate and positive migration rate

the answer is most likely B but possibly D but I would go with b

Low birthrate and positive migration rate

Explanation:

Yes

tunami b/c it is near water

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.