Asexual Reproduction https:biologydictionary.net/asexual-reproduction/
1. Budding
2. Binary Fission
3. vegetative propagation
The rest of answers on link
I would say C.nervous system because that pretty much defines all of the answer choices.
The answer is Chordates
Chordates belong to the pylum Chordata of the Animal Kingdom.They have the following characteristics;
Lower vertebrates have a notochord which is a hollow nerve chord that is located dorsally of the animal while higher vertebrates have a vertebral column of bone and cartilage. They have a coelom which is a body cavity that differentiates higher vertebrates into organs and digestive tract.
The answer is A. Air
because our sound travel in the air so bat`s waves should travel in the air to find the insects that are flying in the air! :)))
i hope this is helpful
have a nice day
I believe it is the nucleus.