Answer:Physical water scarcity occurs when there is not enough water to meet all demands. ... Economic water scarcity is caused by a lack of investment in water or a lack of human capacity to satisfy the demand for water, even in places where water is abundant.
Explanation:
A method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.
I think the answer is true I'm not so sure but if I'm wrong then I'm sorry have a great day :D
What sentence?
try coping and pasting the whole question on here
Well I think the answer would be a, hope it is right