Stock agencies are often concerned about what? a. noise b. exclusivity c. photographer degrees d. all of the above

B because if stock companies are excluded then they may not get as much stock and stock is what they need for their cmpanie to keep going.  

B. Exclusivity

Hope this helped :)

earliest

neumes above text

neumes

colored lines

neumes

4-line staff

f, c, or g clef

notes on 5-line staff with clef

mensuration (longas and breves)

time signature (perfect or half circle)

most recent

notes on 5-line staff

modern clefs

modern note values (whole, half, quarter, and so on)

modern time signature

italian words and abbreviations for dynamics and tempo

staccato, slurs, and so on

the amount of fabric used and the collar fitting and sleeve lenghts are the two options, that to me, make the most sense.

hope it ,

happy homework/ sutdy/ exam!