She should inform the students that the spinal cord is the pathway for impulses from both the brain to the body and the body to the brain. It is the central connection of nerves to the brain. It connects from the medulla oblongata in the brainstem to the lumbar region of the vertebral column. It also manages coordinate reflexes managed by the nerves in the spinal cord.
B. Population is the answer
Answer: because of larva
Explanation: Larva. After three days, the egg hatches into a worm-like form called a larva. The worker bees feed the larva royal jelly for the first few days and then switch to honey and pollen. An exception to this is a future queen: this larva continues its diet of royal jelly.