2.the currents causes the eastern coast of the united states and northern europe to have milder winter climates? a) pacific north equatorial current b) labrador current c) peru current d) gulf stream

Option d) Gulf stream

Explanation:

The Gulf stream along with the drift in North Atlantic  which is the northern extension of the Gulf stream is a warm current of Atlantic ocean.

It has its origin in the Gulf of Mexico and extends upto the tip of Florida along the coastlines of the eastern part of the NewfoundLand and the U.S before passing through the Atlantic Ocean.

These are responsible for the milder winter climates of Northern Europe and the U.S