A compound with molecular formula C13H28 exhibits a 1H NMR spectrum with two signals: a septet with an integration of 1 and a doublet with an integration of 6. Draw the structure of this compound.4

The answer options is d

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

Bis the answerhope it !

Solubility would be your answer.