请高手帮忙分析一下这个句子,谢谢.The ability to guard customer data is the key to market value, which the board is responsible for on behalf of shareholders.问题一：怎么分析出which修饰的是market value,还是整个前面的

Question

请高手帮忙分析一下这个句子,谢谢.
The ability to guard customer data is the key to market value, which the board is responsible for on behalf of shareholders.
问题一：怎么分析出which修饰的是market value,还是整个前面的句子?求分析　　　　的过程
问题二：which the board is responsible for on behalf of shareholders.为什么两个介词放　　　　在一起了?
　　　　搞不懂为什么 on behalf of shareholders放在了for的后面.不会翻译了.
语法不太好.希望能有高手帮个忙讲讲分析的过程.谢谢.

Answer 1

1.the board is responsible for market value.我给出的句子是说明前面的先行词做从句的宾语.所以从句中的这个短语is responsible for 是来修饰前面这一名词的.2.is responsible for “为,负责”是一固定短语,后面的...