Part B
 Which evidence from both passages best supports the answer to Part A?
 A
 "Geothermal power . . . is commonly used to heat homes and
 power turbines in volcanic regions." ("The Virtue of Volcanoes,"
 paragraph 5)
 "Volcanic ash . . . shuts down power systems." ("Volcanoes: Avoid
 at All Costs!," paragraph 6)
 B
 "Because of the value of these natural resources, many of the
 world's mines are located near active and dormant volcanoes."
 ("The Virtues of Volcanoes," paragraph 4)
 "... that means abandoning their homes, workplaces, transportation
 systems, farms, and electrical grids." ("Volcanoes: Avoid at All
 Costs!," paragraph 4)
 C
 "Fertile soil, rich natural resources, and readily available energy
 supplies come with the territory." ("The Virtue of Volcanoes,"
 paragraph 2)
 "The ash and magma from a volcanic eruption can quickly undo
 work [of] many years . . ." ("Volcanoes: Avoid at All Costs!,"
 paragraph 4)
 (D
 "To produce geothermal power, deep wells are drilled into rocks
 and filled with water, creating steam that is converted to electricity."
 ("The Virtue of Volcanoes," paragraph 5)
 "While a volcanic eruption can cause great damage, imagine what
 devastation can occur when an earthquake shakes the ground at the
 same time." ("Volcanoes: Avoid at All Costs!," paragraph 7)