A company has annual sales of $32,000 and accounts receivables of $2,200. The gross profit margin is 31.3%. The receivable days estimated from the data above is .

Which of the following best describes vertical integration? a. produce goods or services previously purchasedb. develop the ability to produce products that complement the original productc. develop the ability to produce the specified good more efficiently than befored. build long term partnerships with a few supplierse. sell products to a supplier or a distributor