What three assumptions were the basis of von Thünen's theory? A. Proximity to other cities, variety in land characteristics, various modes of transportation available
B. Isolation from other cities, economic stability, homogenous land characteristics
C. Isolation from other cities, temperate climate, various modes of transportation
D. Proximity to other cities, tropical climate, variety of land characteristics
E. Isolation from other cities, homogenous land characteristics, limited methods of transportation

E. isolation from other cities, homogenous land characteristics, limited methods of transportation

Explanation:

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no sé si entiendes español pero te daría la respuesta si lo supiera, pero lo siento mucho

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.