Consider the following statements regarding the longitude of a place.It is determined by :1. wireless time signals2. transportation of chronometers3. electric telegraph.Of these statements :

Consider the following statements regarding the longitude of a place.I

1.	Consider the following statements regarding the longitude of a place.It is determined by :1. wireless time signals2. transportation of chronometers3. electric telegraph.Of these statements :
A.	1, 2 and 3 are correct
B.	1 and 2 are correct
C.	1 and 3 are correct
D.	2 and 3 are correct
Answer» C. 1 and 3 are correct

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Consider the following statements regarding the longitude of a place.It is determined by :1. wireless time signals2. transportation of chronometers3. electric telegraph.Of these statements :

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