The most often used application of the term virtuosity applies to music - a virtuosic piece, a virtuosic musician etc. Thus the answer to this is b. Virtuosity means extreme technical proficiency in an area of music (though it can be applied to other things as well to show mastery of a skill - a virtuosic painter etc.)
Answer: they have brilliant colors
I would def put c cause they both sound about right
C. Bruised Petals because they want for that will pop not look dead