In the rgb model, which color is formed by combining the constituent colors? a) black b) brown c) yellow d) white e) blue

I'm taking a class on how to make a movie, and it offers some apps that would be in the process. the thing is, i don't have any of those ha. if you have any tips on some apps i could use, that would be awesome. i don't have an iphone, so don't suggest any apps like imovie. i know that this is a weird question, but it would be super for me. : )

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

How can the temperature of a room be raised by 5degreesf?