Journalize these accounting transactions. (Credit account titles are outomatically indented when the amount is entered. Do not indent manually. List all debit entries before credit entries. If no entry is required, select "No Entry" for the account titles and enter O for the amounts a. Stockholders invested $12,000 in the business in exchange for common stock. b. Insurance of $800 is paid for the year. c. Supplies of $1,800 arep purchased on account