帮忙分析下这句话的句子成分
An obvious risk is that this makes businesses reluctant to hire ex-consultants,fearing that they will be double agents whose loyalty lies with the old firm.
1.this指代什么?
2.分析下整句话的句子成分
this makes businesses reluctant to hire ex-consultants,fearing that they will be double agents whose loyalty lies with the old firm.是不是这整句话都是从句，并且fearing that they will be double agents whose loyalty lies with the old firm.这句话又是这个从句的状语从句？