Take a zip lock bag and draw clouds on the outside with a sharpie then fill the bag with water and then tape it on a window that has a lot of sun and wait awhile and there should be a change in the water and that shooed what happens to water when it’s warm/sunny out
the answer is d, cuz i just did it rn on my study island and i got it right :)
The difference between all of them in the make-up of the R group.