Section 1 Time—35 minutes 25 Questions 1
Sea turtle hatchlings leaving their hatching grounds on Florida beaches reach ocean currents by swimming to the northeast, as defined by the north of the Earth's magnetic field
Florida hatchlings placed in a large indoor tank also swim toward the northeast
But when the tank is surrounded by an artificial magnetic field twice as strong as the Earth's field and opposite in direction, the hatchlings swim in the direction opposite to that in which they swim without the artificial magnetic field
The information in the statements above most strongly supports which one of the following
(A) Once baby sea turtles reach the open sea, they join groups of adults in the North Atlantic
(B) The direction in which ocean currents flow is determined b