Question : What is the International Date Line?
Option 1: It is the equator
Option 2: It is 0 degree longitude
Option 3: It is the 90 degree east longitude
Option 4: It is the 180 degree longitude
Correct Answer: It is the 180 degree longitude
Solution : The correct option is it is the 180-degree longitude .
At the International Meridian Conference in 1884 in Washington DC, the International Date Line was decided. It is an imaginary line which roughly corresponds with the 180-degree longitude. It mainly passes through the Pacific Ocean and some small island states. It is used to demarcate two calendar days and their point of change.
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