Question

what exoplanet has the greatest potential for harboring life?
proxima - b
hydrocarbonite
proxima - f
andromeda

Explanation:

Proxima - b is an exoplanet in the habitable zone of its star Proxima Centauri, making it a candidate for harboring life. Hydrocarbonite is not an exoplanet. Proxima - f is a hypothetical exoplanet with less - known characteristics compared to Proxima - b for now. Andromeda is a galaxy, not an exoplanet.

Answer:

Proxima - b