The first evidence supporting the theory of continental drift was _____.

the fitting together of neighboring continents like jigsaw puzzle pieces
the existence of coal deposits in similar areas of neighboring continents
evidence of extinct species on nearby continents
the fossil evidence of a former tropical climate non-tropical continents

1 answer

The first evidence supporting the theory of continental drift was the fitting together of neighboring continents like jigsaw puzzle pieces. This observation was notably made by Alfred Wegener, who pointed out how the coastlines of South America and Africa fit together, suggesting that they were once joined.