Fill in the blank: Return on investment is used in many aspects of your inbound strategy. In your email marketing strategy, it is defined as the overall return your ________.
a. email campaigns bring in from your business' initial investment.
b. email segments bring in from your business' initial investment.
c. emails deliveries bring in from your business' initial investment.
d. email engagements bring in from your business' initial investment.
Answer: email engagements bring in from your business' initial investment.- Incorrect