The following statement about acquaintances recommending this recruitment method is correct ().

The recruitment method recommended by acquaintances has the advantage of accurate understanding of candidates; Once a candidate is hired, he will work harder considering the relationship between referees; The recruitment cost is also very low. The problem is that nepotism may form within the organization, which is not conducive to the implementation of the company's principles, policies and management systems. The method recommended by acquaintances has a wide range of applications, both for general staff recruitment and professional recruitment.