The answer is C=territoriality
This is so because Al's cat may have seen another cat in his 'home'. Cats don't like it when other cats trespass into their territory, so this is a way of marking it.
Just want my points sorry it’s probably A
Plant and animal cells are very similar because they are both eukaryotic cells.
Answer:
Brain
Explanation:
The brain has nerve endings that responds to stimulations such as sensory stimulations