HELP

dongdongdong

1.The prime lending rate is a key rate in the economynot only are the interest rates on most loans to small ans medium-sized business tied to the prime,but also on) a growing number of comsumer loans including home equity loans.
THE ANSWER IS B:
tied to the prime are the interest rates not only on most loans to smal and medium-sized business,but also on

could someone translate the sentense to me?
thank you very much!

2.federal authoritiesinvolved in the investigation have found ( the local witnesses are difficult to locate, reticent and are) suspicious of strateges.
c:that local witnesses are difficult to locate, reticent ,and
e:that local witnesses are difficult to locate, reticent and they are
it should be c,
but I can't understand what the sentense mean,especially for the last half sentense.

thank you!

Louisa_xy

prime 贷款利率是经济中的一个关键数字：不仅给中小企业的大多数贷款的利率取决于这个prime lending rate,而且越来越多的消费贷款包括家庭资产贷款也取决于这个prime dending rate.
not only on...but also on...修饰interest rates
相当于the interest rates not only on most loans to smal and medium-sized business but also （the interest rates ）on a growing number of comsumer loans including home equity loans are tied to the prime.

Louisa_xy

参与调查的联邦当局发现：当地的目击证人很难找到，沉默寡言，并且怀疑陌生人。
are difficult...,reticent,and suspicious ...三个adj.平行