A carload of steel rods has arrived at Cybermatic Construction Company. The car contains 1,000 bundles of 50 rods of various sizes. Claude Ong, Manager of Quality Assurance, directs the receiving crew to deliver the 63rd and 458th bundles to his crew for 100% inspection. Claude randomly selected 63 and 458 from a table of random numbers. Claude's sample of 100 rods is a _. O stratied sample 0 simple random sample 0 systematic sample 0 quota sample 0 cluster sample