How does a photographer create a negative sandwich?

Ineed some on finding music. i have a nephew who is into rap, but when i find a rap song, it seems to either be too old for his taste or to him it isn't good enough. can someone suggest some good music for me to see if he likes it or not?

The most original genius of incan art can be seen in their? a. goldsmithing b. stonework c. architecture d. jewelry making only answer if you are 100% positive your answer is correct 10 points!

Which of the following performers applied earl scruggs banjo technique to the dobro josh graves tony trishchka jerry douglas bela fleck