List all 4 pieces of evidence wegener used for his theory of continental drift

Hey there!

the answer is :
fossils,
glacial indentations, 
different types of rock.
hotspots on the ocean floor

Hopes this helps u :D

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.

The sum is equal to 180 degrees