What is the international date line? describe its geographic location. why doesn’t it follow a straight line? why do we it ?

It is located at the 180° longitude, which is the east of Greenwich, United Kingdom. The International Date Line does not follow a straight line because it has to avoid countries or groups of islands. The main purpose of the zigzag pattern of the IDL is to avoid confusion regarding time.

operation overlord was the codename for the battle of normandy, the allied operation that launched the successful invasion of german-occupied western europe during world war ii. the operation was launched on 6 june 1944 with the normandy landings

the right answer is d