Gravity Recovery And Climate Experiment Follow-on Mission

Consider the following statements with reference to Gravity Recovery and Climate Experiment Follow-on (GRACE-FO) Mission:

  1. The Gravity Recovery and Climate Experiment Follow-on (GRACE-FO) mission is a partnership between NASA and the National Centre for Space Studies (CNES)-France.
  2. The GRACE miss ions measure variations in gravity over Earth's surface, producing a new map of the gravity field every 30 days.
Choose the correct answer from the codes given below:
A
Only 1
B
Only 2
C
Both 1 and 2
D
Neither 1 nor 2
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