What describes the general SEM process?

• A. The engine ranks ads randomly
• B. An advertiser bids on keywords with the amount they are willing to pay for a click
• C. Ads are shown in alphabetical order
• D. Advertisers pay a monthly fee regardless of clicks

Answer: (B)

The general SEM process centers on bidding on keywords and paying for clicks. Advertisers select keywords relevant to their offerings and set bids that represent how much they’re willing to pay for a user to click their ad. When a search happens, an auction runs where ads are ranked by Ad Rank, which combines the bid with quality factors like expected click-through rate and ad relevance. The top ads show in the auction results, and the amount paid per click is typically just enough to beat the next highest bid, not a fixed monthly fee or a random or alphabetical placement. This focus on keyword bids and cost-per-click is why this option best describes how SEM works.