Your company's management is considering a proposal which would require the internal auditors to participate in collecting the bids and controlling the competitive bidding practices in the purchasing department.
Required: 

Discuss your response to the above proposal to involve the internal auditors in a line function in relation to: 

(1) A short-term assignment.
(2) A long-term assignment. 

(3) Its possible impact on the effectiveness of your normal audit program in the purchasing area.