9. 1 points) A debit to an account indicates an entry to the right side of the account. O (no answer) True False 10. 1 points) A credit to an account indicates a decrease in that account. (no answer) True False 11. 1 points) Requiring employees to take vacations is a weakness in the system of internal controls because it does not promote operational efficiency (no answer) True False 12. 1 points) The time period assumption states that the economic life of a business entity can be divided into artificial time periods. (no answer) True False