they understood instinctively that integrity involves having a personal standard of morality and boundaries that does not sell out to convenience and that is not relative to the situation at hand .
这个boundaries 是前面involves的宾语吗?后面的两个that从句是修饰什么的?
”第三个that“和“they understood instinctively
”是一个级别的并联关系吗?如果不是那第三个that从句属于句子的什么成分?
楼上的正解 学习了