A $70 million contract has been awarded by the U.S. Navy to DIVE, Inc., to retrofit a guidance system. It is a cost-plus-fixed-fee contract required a small business subcontracting plan, and it also included small Business participation requirements. Government property was provided for both the contractor and subcontractors. Certified cost or pricing data were not required. It is likely to include some comercial subcontractors. Which of the following is a best practice for the government related to mandatory flow-down clauses? 1)the government should meet separately with each subcontractor to explain the mandatory flow-down clauses and make sure they und . 2)As work on the contract progresses, the government will monitor each subcontractor's compliance with the mandatory flow-down clauses 3)Conduct a post-award orientation conference where the government will review with the prime contractor the clauses that are required 4)The government will review each subcontract to make sure it includes the mandatory flow-down clauses