Which statement best supports the inference

that most of Earth’s present-day land surfaces

have, at one time, been covered by water?

(1) Volcanic eruptions contain large amounts of

water vapor.

(2) Coral reefs formed, in the past, along the

edges of many continents.

(3) Seafloor spreading has pulled landmasses

apart and pushed them together.

(4) Sedimentary bedrock of marine origin covers

large areas of Earth’s continents.