There are 327 official ports of entry in the United States. The Department of Homeland Security selects 15 ports of entry at random to be audited for compliance with screening procedures of incoming travelers through the primary and secondary vehicle and pedestrian lanes. What kind of sample is this? a. Stratified sample b. Systematic sample c. Cluster sample d. Simple random sample

Clooney corp. establishes a petty cash fund for $225 and issues a credit card to its office manager. by the end of the month, employees made one expenditure from the petty cash fund (entertainment, $20) and three expenditures with the credit card (postage, $59; delivery, $84; supplies expense, $49).record all employee expenditures, and record the entry to replenish the petty cash fund. the credit card balance will be paid later. (if no entry is required for a transaction/event, select "no journal entry required" in the first account record expenditures from credit card and the petty cash fund.