I really need help, does anyone know or have a tip on how i can learn the (Letter) notes for guitar faster/easier PLEASE i should already know them but i dont its hard for me :)

Which of the following describes the multimedia era? a. an era in which artists created works using paint software such as photoshop, without actually programming. b. an era of interactive technology where 3d computer graphics were used to create a virtual environment. c. an era in which most of the computer art work centered around computer programming. this is for plato .