help me ,teach me

问题描述:

help me ,teach me
还有翻译下,最好解释下里面含有的句子
the price of any product is linked to a complicated system of price_____everything depends on everything else.
A where B which C that D of which

选A是因为where表达“在这里”的意思.全文翻译如下:任何商品的价格都是和一个(每件事都和其他事有关系的)复杂的体系息息相关的.
注:括号内为定语部分.