There in different orders.
A. The fossils are an extinct species of elephants, and they’re related to present-day elephants.
The fossils are an extinct specie of elephants, and they're related to present day elephants.
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Because a jet engine needs air to propel the plane, and there is no air in space so there is no lift for the plane keep flying.
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Patterns of surface currents are determined by wind direction, Coriolis forces from the Earth's rotation, and the position of landforms that interact with the currents. Surface wind-driven currents generate upwelling currents in conjunction with landforms, creating deepwater currents.