The standard time of the following countries is ahead or behind Greenwich Mean Time depending on whether they are east or west of the longitude passing through Greenwich:
1. I. Cuba
2. II. Greece
3. III. Iraq
4. IV. Costa Rica
5. V. Japan
Which one of the following sequential orders gives the correct arrangement of the countries according to their standard time from ahead to behind GMT?
Correct Answer: Option A
Explanation
1. The question asks to arrange the given countries (Cuba, Greece, Iraq, Costa Rica, Japan) in sequential order of their standard time from ahead to behind Greenwich Mean Time (GMT).
2. Time zones ahead of GMT are in the Eastern Hemisphere (East longitude), and time zones behind GMT are in the Western Hemisphere (West longitude). The further east, the further ahead; the further west, the further behind.
3. Approximate Standard Time relative to GMT (ignoring DST):
- V. Japan (East Asia): GMT+9 (Furthest ahead)
- III. Iraq (Middle East): GMT+3
- II. Greece (Eastern Europe): GMT+2
- I. Cuba (Caribbean): GMT-5 (Eastern Standard Time zone, approximately)
- IV. Costa Rica (Central America): GMT-6 (Central Standard Time zone, approximately) (Furthest behind)
4. Arranging these from most ahead (+9) to most behind (-6):
Japan (V) -> Iraq (III) -> Greece (II) -> Cuba (I) -> Costa Rica (IV)
5. The correct sequence is V, III, II, I, IV.
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