Question

the habitable zone around a star is defined as the zone within which a planet with oxygen in its atmosphere has been detected. intelligent life may exist. rocky planets can exist. the temperature would be right for liquid water to exist on a planet.

Explanation:

The habitable zone around a star is the region where conditions are suitable for liquid water to exist on a planet's surface as liquid water is crucial for life as we know it. Detection of oxygen - bearing atmospheres or intelligent life is not the defining characteristic of the habitable zone. Rocky planets can exist outside the habitable zone too.

Answer:

the temperature would be right for liquid water to exist on a planet.