Amanda, a purchasing agent for CCM Inc., has the authority to independently approve purchases of up to $$5,000.$ She knows the company is about to undertake a project with a projected value of $$18,000,$ and she wants to direct the business to a specific vendor. Therefore, she divides the contract into four separate contracts worth $$4,500$ each and awards them to her preferred vendor. What type of scheme did Amanda undertake?

A shell company scheme.

Duplicate invoicing

Cost mischarging

Bid splitting