Which statement describes a property that is unique to metalloids?

This question most likely has answer choices. The answer choices are as follows:

Metalloids are shiny.Metalloids are semiconductive.Metalloids are solid.Metalloids are brittle.

The answer is Metalloids are semiconductive (2nd option).

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