In promotional management (marketing)

Look at the following table, then answer parts a), b), and c) below.

Program	:30 Rate	Rtg 18-49	Shr 18-49	P 18-49 (000)
Program A	$2500	10.8	16.0	47.3
Program B	$900	4.6	7.5	19.7
Program C	$1500	5.8	9.8	42.8
Program D	$3000	14.5	21.0	55.7

1. Which Program (A, B, C, or D) has the lowest cost per thousand? (Show your work.)
2. Let's suppose that your target market is made up entirely of women. In addition, let's assume that the proportion of women to men who regularly view Programs A through D is 40%. What is the CPM-TM (cost per thousand target market) for each of the programs? (Show your work.)
3. What is Program C's Cost Per Rating Point (CPP)? (Show your work.)