Sources of information for observation & inspection may includeI. Entity's operations, premises, & plant facilitiesII. Documents (business plans), control manuals, 2PsIII. Management and TCWG reports (minutes, etc)IV. Books, periodicals & other publicationsV. Personal correspondences of BOD chaira. I, II and III only c. I, III and IV onlyb. I, II, III and IV only d. All of the above