Dense water near the poles sinks, creating a current towards the equator. what would you expect to happen to this current if temperatures at the pole s increased

The current would decrease in speed

For plato users

Explanation:

Answer is b and d are the best answersaccording to researchers, this theory is believed to have started 4.6 billion years ago. however much we shed light on theories that took place up to 3 billion years ago, the plate tectonic theory is not suffient enough to explain the earth's and crust formation before 1 to 3 billions years ago through to the earliest formation of planet 4.6 billion years ago. the difference with these numbers are big and it is simply hard to find well-preserved ancient rocks