This is a really good question! WiFi signal strengths depend on the model of the WiFi receiver (which is in the iPhone) and the quality of the router sending out the signals.
Whatever you have written on the page is what it'll name it.
(D) Standard of living. Because, from this text you can tell that Leo is a wealthy person, and welthy people tend to get the best things, including fancy neighborhoods and Cars. So its most likely (D)
