identify each transaction as operating, finance or investing activity

MARCH TRANSACTIONS Mar 2: Received contributions of $20,000 cash from each of the two owners and issued 1,000 shares of common stock ( $1 par value) to each owner. Mar 7: Signed a two-year promissory note to the bank and received a cash loan of $15,000. Both principle and interest are due at the end of two years. Mar 12: Purchased $700 in miscellaneous supplies on account. Payment is due in 30 days. Mar 19: Expert Consulting, Inc. billed a client $4,000 for services rendered to install a new computer system. The client agreed to pay 25% of the bill upon its receipt. The remaining balance is due in 30 days. Mar 20: Paid $1,300 to a local newspaper for advertising. The advertisements were already printed earlier in March. Mar 22: Received 25% of the amount billed to the client on March 19. Mar 26: Received cash of $2,800 for consulting services already rendered to a client. Mar 29: Paid $8,000 cash to purchase a computer system for internal use in the consulting business. Mar 30: Paid employees $3,300 of salaries and wages for work performed in March. Mar 31: Paid gas, electric and water bills totaling $1,400. The utilities were consumed during March