Answer: The description suggests that the farmer Joe is obsessed with his cow.
Step-by-step explanation:
The description suggests that farmer Joe is suspicious about the cow whether the cow is in good condition or not. It has been mentioned that the farmer only observes the cow from an appreciable distance and is able to to observe the black and white shape from a distance. He is assuming the existence of cow from a distance. But it is not clear that the cow is still there or not. Probably Joe should reduce the distance and observe the cow in total visibility for complete assurance.