Final answer:
The click-through rate method of measuring advertisement effectiveness is based on the number of clicks an advertisement receives.
Step-by-step explanation:
The click-through rate method of measuring advertisement effectiveness refers to option B: The greater the number of clicks an advertisement receives, the more successful the ad is.
Click-through rate (CTR) is a metric used to measure the success of an online advertisement. It calculates the percentage of people who click on an ad after seeing it. The higher the CTR, the more effective the ad is considered to be.
For example, if an ad receives 100 clicks from 1000 impressions, the CTR would be 10%. A higher CTR indicates that the ad is resonating with the target audience and generating more interest.