A single instrument that brings together all of the contract segments by reference and functions for the formal execution of the contract. Agreement Contract Clauses Progress Payments Retainage Question 58 (1 point) Pick the answer that best fits the below description Nontechnical provisions Agreement Contract Clauses Progress Payments Retainage Question 59 (1 point) Pick the answer that best fits the below description. Periodic cost reimbursements Agreement Contract Clauses Progress Payments Retainage