Anne-Marie’s business goal is to generate online sales of her handmade purses. Her AdWords costs are $100 per week and she wants to know if her advertising investment is paying off. What additional information do you need in order to calculate her return on investment (ROI)?
-
A
Costs to produce her purses and revenue generated from her ads
-
B
Number of clicks on her ads and costs to produce her purses
-
C
How many times her ads have been viewed and clicked on
-
D
Number of clicks on her ads and revenue they generated