Consider all the sources of water listed on the three bars in the graph from the resource site *questions 2 and 3 on work file. make a list of the water sources that would not be easily used to supply human water needs.

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 density would be 1.622

The answer is b because c don't explain why the moths are on them and it isn't a because as we know only one species of moth does this