An invoice received from Midtown Office Supply Distributors is dated Mar 8 with terms of 1/10 prox. Find the final date on which the cash discount may be taken and the net payment date. A. Final discount date: Apr 10; net payment date: Apr 30 B. Final discount date: Mar 18; net payment date: Apr 7 C. Final discount date: Apr 10; net payment date: May 1 D. Final discount date: Mar 18; net payment date: Mar 31 An invoice is received from Westminster Office Machines for $406.80 with terms of 4/10 and dated Feb 25 AS OF Mar 1 . If a partial payment of $200 is made on Mar 20 , find the balance due on the invoice. A. $190.53 B. $198.47 C. $206.80 D. $208.33