Which word and punctuation mark corrects the punctuation error in this sentence?

a boy like roy, who has good manners is welcome everywhere.

a. roy:
b. welcome,
c. manners,

answer: the tobacco industry has traditionally been one of the most important industries in north carolina and a backbone of the state's agricultural heritage. yet as the north carolina economy continues to transition from an agricultural economy to a manufacturing and, increasingly, service-based economy, the industry faces new challenges, both at home and abroad

explanation:

beowulf is filled with alliterations, caesuras, and kennings intended both to give the epic a musical, rhythmic quality and to assist the bard performing the epic in remembering the lines. just as the lyrics to our favorite songs are easier to remember than a context-free list of names or census data, poetic devices like those listed above stick in the bard's mind.

it is not known if beowulf was chanted, sung, or recited more like a modern day poem, but the poetic devices evident in the epic almost certainly had their origin in memorization and oral recitation.