What is one of the reasons alfred wegener believed earth's continents once formed a single supercontinent?

One of the reasons that Alfred Wegener believed that Earth's continents once formed a single Super-continent because the continents were, and still are able to be fit together like a jigsaw puzzle with little to no overlaps or spaces between countries.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a