Read the given statements and choose the correct option.
Statement-A: Neuroglia, the unit of neural system are excitable cells.
Statement-B: Arrival of disturbance at the neuron’s endings, triggers events that always cause stimulation of adjacent neurons and other cells.
1. Both statements A and B are incorrect.
2. Both statements A and B are correct.
3. Only statement A is correct.
4. Only statement B is correct.