The 2017 World Hydrography Day (WHD) is observed on which date ?5
1969 5b5cc6d4e4d2b4197774e578
Q: The 2017 World Hydrography Day (WHD) is observed on which date ?
- 1June 23false
- 2June 22false
- 3D) is observed on which date ? A) June 23 B) June 22 C)true
- 4is observed on which date ? A) June 23 B) June 22 C) June 21 D) June 20false
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