<span>B. nonrestrictive clause
Since it is nonrestrictive, it is not necessary and is set off by commas.
Hope this helps :)</span>
option A is the answer rufus
The correct answer among all the other choices is c. have been handed down through many generations. The speaker used the images in this sentence to most likely imply that the scales have been handed down through many generations. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
<span> expressing appreciation for something.</span>