Often caused by unsafe water and contaminated foods, leads to nearly 1 million childhood deaths each year. rubella scurvy diarrhea tuberculosis

I think the correct answer would be diarrhea. It is often a result of consumption of contaminated food and drinks. And each year, it was estimated that approximately 2 million children died due to this. It is a condition where bowel movements are frequent and is in liquid form which would lead to dehydration.

Mg is used to measure mass