Temperatures along the coastline of the Sandwich Islands are on the average 10-20 degrees lower than the west coast of Ireland. Which of the following best explains the role that currents play in this variation?
A. cold water currents bring warmer temperatures to Ireland
B. cold water currents bring cooler weather to the Sandwich Islands
C. warm water currents bring warmer water to the Sandwich Islands
D. warm water currents bring cooler weather to Ireland