It is random so that one group is not in advantage over the other lab wise. hope i helped!
A. “The old black witch-woman worked on them all summer, every summer, down on her creaky knees, weeding and cultivating and arranging”
From looking up stuff the best choices i would go for would be imagery or onomatopoeia , but it also can be alliteration, but the imagery and <span>onomatopoeia would be a best pick. Hope this Helps May also have brainliest if you get it right thank you</span>