Christmas ridge is located in what underwater mountain range?

Mount erebus, an active volcano, is located a. in australia's snowy mountains b. on new zealand's north island c. in antarctica d. on melanesia's largest island

When air at the surface diverges, airflow above must diverge, regardless of hemisphere converge in the northern hemisphere but diverge in the southern diverge in the southern hemisphere but converge in the northern converge, regardless of hemisphere?

¿qué parte de la patagonia está en peligro de exinción por su sobrepesca?