Which of these factors affect whether a Search ad shows in the results for aquery and what position it assumes?

● Ad quality does this, and it’s based on ad and website relevance. 

● Ad Rank does this, and it’s based on a variety of factors to show useful ads. 

● Asset impact does this, and it’s based on sitelinks and image assets. 

● Bids does this and it’s determined by how much marketers will pay for a click