Life expectancy at birth means :
(W)
(a) average expected length of life of a person at the time of birth.
(b) average expected length of a life of a person at time of death. (c) average expected length of a child at time
(c) average expected length of a child at time of birth.
(d) none of above. by Warld Bank.
Answer is (a) average expected length of life of a person at the time of birth.
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