Bid shopping may violate the Constructor Code of Ethics Rule II, which prohibits a constructor from engaging in a "deceptive practice." True False A contract on the subcontract chain can be affected by contracts higher up the chain. True False Subcontractors can employ different strategies to avoid their sub-bids being firm offers that bind them and not the contractor, including A. calling their bids "estimates," given only for the prime contractor's convenience O B. stating that the bid is for information only and is not a firm offer C. including language stating that using the bid does not constitute acceptance D. A and C