Currents of water and electricity flow from a source to where they will be used. What happens
next in the current of electricity that makes the
flow different from that of water?

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later

The answer is bhope this

Answer (b) supersaturation;

Ibelieve the answer is d. bleachhope my answer has you : )