What happens when an electrically charged pencil is placed close to the water running from a faucet? the pencil attracts the water

the pencil becomes positively charged

the water attracts the pencil

the water repels the pencil

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