Fact 1: If a planet becomes too hot then that planet cannot sustain life.

Fact 2: Sustainable, organic agriculture is predicated on such balanced ecosystems.

Given the two facts above, answer the question "If a planet becomes too hot, then it cannot maintain what?" with the following options: 
- heated soil
 - food and shelter
 - warm temperature
 - Quality of life
 - They may not survive.
 - Animal survival
 - balanced ecosystem
 - hot atmosphere


 

       balanced ecosystem  