Question

Gravity Recovery and Interior Laboratory ( GRAIL ) refers to:
A. NASA's mission to Mars
B. NASA's mission to Moon
C. China's mission to Mars
D. ISRO's planned mission to Sun
E. None of these​

Answer 1

Answer:

option (b) NASA mission to moon

Answer 2

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here is your answer....

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B. NASA'S mission to Moon

The Gravity Recovery and Interior Laboratory (GRAIL) was an American lunar science mission in NASA's Discovery Program which used high-quality gravitational field mapping of the Moon to determine its interior structure. thank you...

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