What was the main idea of Wegener's continental drift theory?(1 point)

Responses

Earth's surface is composed of moving plates.
Earth's surface is composed of moving plates.

Land masses move across Earth's surface over time.
Land masses move across Earth's surface over time.

Land masses will eventually be replaced by ocean.
Land masses will eventually be replaced by ocean.

All land masses on Earth's surface are stationary.

The main idea of Wegener's continental drift theory was that land masses move across Earth's surface over time.