All of the following are reasons why is copper (Cu) so widely sought after EXCEPT: *

A. Used for/in a lot of things

B. Highly conductive

C. Has the ability to turn into gold

D. Antibacterial properties

i believe the correct answer from the choices listed above is the first option. the scientists need to look at the   validity of data, claims, hypotheses, and observations before  developing an argument. they base their arguments on facts that are present and they make sure they have proofs. 

explanation:

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.