One factor the AdWords system uses to calculate an ad’s actual cost-perclick (CPC) is the:

One factor the AdWords system uses to calculate an ad’s actual cost-perclick (CPC) is the:

• A) actual cost-per-click (CPC) of the ad showing one position lower on the page.
• B) location targeting of the ad showing one position lower on the page.
• C) cost-per-thousand impressions (CPM) of the ad showing one position lower on the page.
• D) Ad Rank of the ad showing one position lower on the page.