Question 73: Progress payments are appropriate for fixed price and cost reimbursement type contracts. (T or F) Question 74: Data rights available to the government to protect its interests are unlimited, limited, and restricted rights. (T or F) Question 75: A termination of a government contract can be made in writing, or where time is of the essence, orally. (T or F) Question 76: The Defense Finance and Accounting Service (DFAS) serves the United States Air Force (USAF) as both the Accounts Payable Clerk & USAF's official Accountant. (T or F)