The most efficient programs in relation to the target audience are selected by media buyers using the $q,$

cost per thousand $($CPM$)$ and total audience plan $($TAP$)$

cost per rating point $($CPP$)$ and average quarter hour audience $($AQH$)$

cost per rating point $($CPP$)$ and cost per thousand $($CPM$)$

average quarter hour audience $($AQH$)$ and total audience plan $($TAP$)$