GMDSS: Element 7

1. A 4 satellites in near polar orbit to provide true global coverage.
2. B 66 satellites in geo-stationary orbit to provide true global coverage.
3. C 66 satellites in near polar orbit to provide true global coverage.
4. D 6 geo-stationary satellites providing coverage between 70N & 70S degrees latitude.

Tip: press A-D to answer