Indian National Centre for Ocean Information Services researchers, in collaboration with scientists from ________, have discovered the existence of a ‘synchronous oscillation’ of sea level across the entire Tropical Indian Ocean.

Indian National Centre for Ocean Information Services researchers, in

1.	Indian National Centre for Ocean Information Services researchers, in collaboration with scientists from ________, have discovered the existence of a ‘synchronous oscillation’ of sea level across the entire Tropical Indian Ocean.
A.	Germany
B.	Spain
C.	France
D.	USA
E.	UK
Answer» D. USA