Deck 2014: Navigation Problems

1. A You must plot a composite sailing to remain south of the Aleutians.
2. B The northern hemisphere vertex lies to the west of your arrival position.
3. C Military exercises north of 53°N, between 150°W and 165°W, will not affect your voyage.
4. D At your highest latitude, the sun will be visible at upper  and lower transit if the voyage occurs on 21 June.

Tip: press A-D to answer