Identify the last date of the discount period and the credit period for the payment terms with ordinary dating. Invoice Date: February 5, 2012 Payment Terms: 2/10, n/30 a. What is the last date of discount period? February 16, 2012 February 15, 2012 February 13, 2012 b. What is the last date of credit period? March 4, 2012 March 6, 2012 March 10, 2012 Invoice Date: October 15, 2014 Payment Terms: 3/10, n/45 c. What is the last date of discount period? October 21, 2014 October 25, 2014 October 28, 2014 d. What is the last date of credit period? November