[ You have recently joined the a new company as a project manager. While reviewing the procurement plans for a project you will be taking over, you see that the company is considering using one of the most expensive manufacturers to provide certain equipment required for the project. While working with your previous employer, you used a different supplier for the same equipment, and paid significantly less for the equipment. Without telling your boss, you call the supplier you worked with previously for a quote. Have you violated the rule of keeping the proprietary information confidential O a. You have not violated any rule O b. Yes. The supply source is proprietary information, and you should not contact the supplier O c. Maybe. You need to talk to your boss first 0 d. No. There is no harm in sharing the information with your current employer, because you are no longer working to your old employer