help plzz

Question 15 (1 point) The objectivity principle helps accountants because it can be used as a method to calculating profits. it helps a business meet sustainability goals. it provides a means of assigning values to the assets of the business. it is used to check on the background of new employees. Question 16 (1 point) Saved Which of the following transactions would affect liabilities? A cheque was sent to pay the company's phone bill. The owner invested an additional $15,000 in the business. Office supplies were purchased on credit. The owner withdrew $2,000 from the business for personal use. Question 17 (1 point) Saved When a business transaction is analyzed, only two of the balance sheet items must change. at least two of the individual items on the balance sheet must change. both sides of the balance sheet must change. the accounting equation may no longer be in balance. Question 18 (1 point) Saved Which of the following transactions would result in an increase in owner's equity? Did repair work for a client and gave 30 days for payment. Received payment of an account receivable. Bought supplies on credit. Returned equipment bought on credit