Answer:
Official population estimates are collected by UNSD through annual questionnaires sent to national statistics offices. The collected data are published in the Demographic Yearbook collection on an annual basis.
Explanation:
Official population estimates are collected by UNSD through annual questionnaires sent to national statistics offices. The collected data are published in the Demographic Yearbook collection on an annual basis.
As of now, second hand smoke effects are still being researched. There is evidence of the second hand smoke being the same as the second hand smoke of cigarettes. It also exposes the people around with ultra fine particles that can increase the risk of cardiovascular disease.
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Answer: Its should be B
Explanation:
LEAVE A BRAINLIEST IF CORRECT
