What cause and effect relationship is described in this Article?
A. Since Amelia Earhart was attempting to fly around the
world, the U.S. government asked her to gather
information about various countries.
B. Since Amelia Earhart wanted to contact the U.S. Coast
Guard, she had to fly at a dangerously low altitude on July
2, 1937.
C. Since the island of Saipan had a Japanese military base, a
documentary suggested that Amelia Earhart landed there
to refuel.
D. Since Amelia Earhart's last known location was near
Nikumaroro and bones were later discovered on the island,
TIGHAR believes Earhart landed there.