Which of the following would most likely form an ionic bond? A) Br and Cl

B) O and Cl

C) H and Cl

D) Na and Cl

It’s D because Na and Cl form ionic bond

D. Na is in the left side of the periodic and Cl is on the right. A and B are both covalently bonded

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