10 points Help me with this 4 i mark as brainlist if you get it right

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

4/5 of a number is 64 find the number

Nationalist composers sometimes included in their compositions. a. spoken word b. improvisation c. folk melodies d. gregorian chant