Which option defines green computing?
(a) so imagine computer systems that require little human supervision
(b) a collection of connected computing devices that works towards a common goal
(c) a concept that deals with the creation and use technology in an environmental friendly manner
(d) the ability to use computers and computing resources while on the move

The correct answer is "(C) a concept that deals with the creation and use technology in an environmental friendly manner".

Explanation:

Green Computing is also known as Green Information Technology and it means the use of technology with environmental purposes and little natural resources and impacts. Green Computing is worried with the resources used to create and use technology and how they have consequences to the world, for instance, short energy use and recycling materials. Green Computing have improved in terms of connecting Technology and Nature in an environmental and eco-friendly perspective.

they really not common the os x is just a better version of the os like in iphone theirs xr and their xs

your answer is confidentiality