Which of the Following Indicates That a Site May Be

Which of the following indicates that a site may be favorable for geothermal energy?

A) a lack of hot springs indicating that the hot water is all trapped at depth
B) an area without recent volcanism which can disrupt the flow of groundwater
C) a shallow magma chamber, even one that is recently solidified
D) an area that lacks recent faulting, which can disrupt the continuity of aquifers