Question

Birth rate is the number of live birth per thousand persons in:
(A) 10 years
(B) 5 years
(C) 2 years
(D) 1 year.

Answer 1

answer is 10 years birth rate is the number of live birth per thousand ten years person in

Answer 2

birth rate is the number of births per thousand per year.
that is the answer is 1 year