Rift valleys and oceanic Ridges I think
Answer:
Engineer:
1. Education needed for my career includes a major in physics, chemistry, and mathematics. Skills that I need for it is metal working and knowing how to do that, making blueprints, 3D designing(on computer), etc.
2 Making things, designing things, and building things.
3. Depends
1. Welcher, dieser
2. Welches, Dieses
3. Welchem, diesem
But no one really says it like this in Germany, we use these words not very often
