I think it will be A.classmates;to persuade that will be the answer.
I really don’t k is but I’m trying to help I think it’s A but not fully sure let me tell u c and d don’t make Sense it’s in between a or B
Answer:
Dangling Modifier
Explanation:
In the incorrect sentence, ''climbing up the ladder carefully, the frightened cat was brought down from the tree''. The reader is left wondering who climbed up the ladder carefully, to bring the cat down from the tree. The writer must tell the reader!
I think it might be C.. Hope this helps. Even though its late :(