I would believe the answer to be (a) since the effect has to do with wind force movement
Convection currents occur in the MANTLE. The mantle is the second layer of the earth after the crust. The mantle is approximately 2900 km thick. Convection currents are triggered or fueled by the heat from the Earth's core.
The part of the mantle closest to the core gets heated. It then becomes less dense than the layers above so it rises. When this rising plume interacts with the crust it cools and becomes more dense than the layers below and so it sinks and this circular motion continues to form convection currents.
Answer:
Colonialism.
Explanation:
The empires of Europe i.e. Great Britain, Spain, Portugal, France and to a lesser extent Belguim, Italy, Netherlands & Germany conquered the majority of the world and suppressed native cultures and languages by forcing European ideals and languages on them.
answer: the west of europe is the americas