Given the question: Fact 1: If a planet becomes too hot then that planet cannot sustain life. Fact 2: Venus is thought to be hot because of the runaway greenhouse effect. Given the two facts above, answer the question "The runaway greenhouse effect present on Venus makes what unlikely?" with the following options: - carbon in the atmosphere - bloom time - Animal survival - robotic landers - sustainable life - Plant reproduction - population movement - sunlight at the surface
The answer is:
sustainable life