B because it uses the suns power to make electricity which doesn't do anything bad to the atmosphere.
it also goes with others but i am not so sure
Windows paint can be used to open a bitmap file. Usually, when you have a picture, you can use that to edit it.
Also, on a side note, notepad is specifically used for html codes.
Answer: Windows Paint
Ipsec.conf file. This file is found in the /etc/ directory
