Part 1:
1/ A . to broadcast on television
2/ B. a great success
3/ B. a TV contest
4/ A. a performance made when people are watching , not recorded
6/ B. people who watch through the TV screen
7/ B. to sell the formula to others
Part 2:
1/ A. It originated in Holland .
2/ C. Contestants must be at least 15 years old .
3/ Coaches and television audience .
4/ C. Youtube views and online voting on the official website .
5/ B. A record contract worth US 100000 .