Which of the Following Is an Example of the Effect

Which of the following is an example of the effect of ocean currents on life in Tristan da Cunha?

A) damaging hurricanes are common
B) the South Equatorial Current and the West Wind Drift create a gyre in which invasive species can be introduced with material from other parts of the globe
C) low temperatures result from the arctic waters that flow into the area
D) strong southerly winds bring antarctic waters into the area limiting the temperature range
E) upwelling currents bring sea life from the ocean depths to the shores of the islands.