B is the most effective and feasible, and it prevents the initial introdution of the species
10kg mass and a 10kg mass at 10km apart
The Fossil record is the history of life as documented by fossils, the remains or imprints of the organisms from earlier geological periods preserved in sedimentary rock.
Answer:
The smell of freshly baked cookies -> olfactory receptors
A person whispering -> auditory receptors
A rainbow outside a window -> cones
Stinky garbage -> olfactory receptors
Night vision -> rods
A loud bang -> auditory receptors
Shapes in a room after the lights are turned off -> rods