Well Antonio Stradivari,and Latin Stradivarius,were Italian violin makers had managed to bring the art of violin making to is highest pitch of ultimate pitch of perfection. While Stradivari was still a pupil of Nicolò Amati in 1666 when he began to place his own label on violins of his making.
The effect was that these acts just stirred up more British hate feelings. Now the people in all 13 colonies were angry.
The answer is b, because they worked for people so the materials they used were already bought, it was a private job.
MARK!!!!!!!!!!!!! is the awnser