Which among the following is the most important character of the ‘Goldilocks Zone ‘ of the space?

Q. Which among the following is the most important character of the ‘Goldilocks Zone ‘ of the space?
Answer: It is a region of space which is neither too hot nor too cold and has conditions which are a must for life
Notes: Goldilock region is the space which is neither too hot nor too cold and has conditions which are a must for life. So the Goldilock zone is a habitable zone.