Question 37 Which of the following conduct by contractors are widely considered unethical? (Select all that applies). Contractors colluding to overcome hardships of competitive bidding Fair treatment of contractors in bidding negotiations OFalsification of experience and qualifications Keep updated and thorough documentation in construction projects General contractors engaging in bid shopping and bid peddling Continuous professional development to keep up with new advances in construction Seeking to obtain a competitor's expected bid price to get an advantage DNotifying a client with any conflict of interest that might affect one's job duties Subcontractor's following safety procedures Paying subcontractors for their work in a timely fashion