 Which of these is not a reason for the researchers to travel to Arizona?
This, be it understood, is fiction—nothing but fiction—and not, under any circumstances, to be considered as having any truth whatever to it. I suppose you might say my main job today is to find out all I can between activity on the Sun and various forms of activity on the Earth. I'm afraid I can't say just what a sunspot is. It means you can only approximately predict the future course of sunspot activity. There is unquestionably a correlation between sunspots and disturbances of the Earth's magnetic field ... I think our biggest advance was the discovery that sunspots themselves are not the direct cause of the disturbances we have been studying on the Earth. In the solar case it turned out to be these S-Regions.
 Mountain ranges are expected to have unique effects on the symptoms
 It is not on the coastlines, allowing to look at data away from either coast  Mountain ranges are expected to have unique effects on the symptoms  There is an observatory with equipment that can be used for research  A potentially useful research partner is there