Answer:
b
Explanation:
because humans are the reason. They cut down trees and uses more machines oil and gasses by which they create a gas global warming.
I think this answers may help you
Answer:With the development of technology, a lot of electronic waste has been created and it's polluting the environment because such devices are commonly thrown away and there's so many of them. This is combined with the rise in CO2 emission which required numerous countries to join the battle against the climate change. The ozone layer was also heavily damaged but it has been improving in recent years.
Explanation:
Answer:
in Microsoft excel ctrl+F1 will hide excel ribbon.
you could also click on the ribbon display options icon on the top right corner of the window and click auto hide, should be able to hide or show the commands there.
I don't think u can but I maybe wrong
