A lot of people want geologists, local councils are always in need of a geologist so that is an easy career. A geologist is a good career because people are looking for them and they become more and more important. I hope that helps
Its when they turn time back. Early sunset, early sunrise.
I'd guess b on this one. I don't know the definition of watershed, but the amazon is a pretty big expanse of water "stretching" a long way (albeit that water doesn't stretch).