CPC ( COST PER CLICK )
The acronym of CPC is cost per click which is popular for earning among freelancers. By using cpc you earn money at home with the help of PPC (pay per click). CPC is the amount for pay in each one of the click by using PPC ads in your website such as Google Adwords or Bing Ads and Google Adsense.
There are several factors for your cost per click such as quality score, maximum bid and also depend on the ad rank of other advertisers bidding for the same keyword.