Which of the following are NOT trends that have occurred

Last updated: 7/7/2022

Which of the following are NOT trends that have occurred during the evolution of the central nervous system in invertebrates? Increasing the size of cerebral ganglia and formation of a "brain" The processing of sensory information by neural ganglia and the generation of motor commands The development of sensory structures for the detection of gravity, sound and light none of the above - all are trends The positioning of nerve chords at the ventral end of the animal.