If asking true or false then true, if asking you to reword it then it is worded "sunflowers need sun and water to grow" if asking you to say the inverse say "if sunflowers do not have sun and water, they will not grow and thrive". I'm not sure what your asking though.
The central nervous system is made up of mainly the brain and the spinal cord while the peripheral nervous system is divided into two types which are sensory and motor neurons. The somatic nervous system is associated with voluntary nerves while the autonomic nervous system is also known as involuntary nervous system. The sympathetic nervous system increases or speeds up a process while the parasympathetic nervous system decreases or slows down a process.
Since mice in general, are nocturnal, I think b. is the answer..