What evidence did Alfred Wegener use to support his theory of continental drift? a. coastline fits between different continents, similar rocks and fossils on different continents b. coastline fits between different continents only c. Wegener had no evidence, which is why his theory was rejected.

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2