Respuesta :
The correct answer to this open question is the following.
This is a beneficial way for Marina to advertise because paid search marketing is a good option for small business or entrepreneurs that actually can't have enough money to invest in a formal or massive advertising campaign.
Mary can use de service of Google Ads to get her products of company name put at the very beginning of the web search when people search the web looking for discount clothes. People could search for "discount of economic clothes" and the search marketing services will put Marina's store name in the first options.