Answer:
I think b)
Explanation:
Great Zimbabwe, extensive stone ruins of an African Iron Age city. It lies in southeastern Zimbabwe, about 19 miles (30 km) southeast of Masvingo (formerly Fort Victoria).
Its temperature and its atmosphere, the Earth is considered to be in the “Goldilocks Zone” for those reasons.
The planet that takes the least time to revolve the sun is the closest planet so that would be Mercury.
The European Energy Security Strategy (2014) which acts as guidance for these policies emphasizes the need to become less dependent on other countries.