The amazing process begins with the female digging a hole in the gravel with her tail. A female salmon will lay a few thousand eggs in the hole that will be fertilized by the male fish. Eventually the new baby salmon hatch out of these eggs.
I believe the answer is B.
IT IS BISEXUAL SINCE IT HAS BOTH MALE AND FEMALE PARTS
A forest station can be a base in a forest where people monitors different biological aspects, like the fauna and the flora of their interest. For example, a forest station can be useful for monitorin endangered species.