Answer the questions about "yourself"

Which cause-and-effect relationship in “broken chain” relates to the theme "by others, we ourselves"?

In general, the least effective communication strategy between deaf and hearing people is: using sign language speech and lipreading writing back and forth using interpreters

Could all of you guys stop guessing on these answers and give us the right answers because when you give us the wrong answers our grades go down and some of our grades depend on us going to the next grade for sure.