With regard to accounts payable: a) Explain the significance of financing with accounts payable. b) Explain (including computations) the rationale of taking a cash discount, such as 3/10, n/40. c) Additionally, determine the approximate balance of accounts payable, if a company stretches its payables to 50 days and on average, they make purchases of $1,000,000 per day from their vendors. d) Explain what the stretching accomplishes if the vendors should be paid in 40 days