An advertiser runs a report at the Campaign level and includes invalid clicks statistics. The report indicates that 20% of clicks received during the selected time period were invalid. This means that the invalid clicks were:

An advertiser runs a report at the Campaign level and includes invalid clicks statistics. The report indicates that 20% of clicks received during the selected time period were invalid. This means that the invalid clicks were:

A) filtered out of the account before they accrued cost.
B) removed as a result of a proactive investigation.
C) credited to the account.
D) charged to the account.

Answer: A