Directions: Read the following sentences and fill in the missing words or phrases TV commercial medium reassure promotememorabletargetPublic service ad　endorsement　Product　 placement　1.The purpose of advertising is to （） or sell something, usually a busin

Directions: Read the following sentences and fill in the missing words or phrases TV commercial medium reassure promotememorabletargetPublic service ad　endorsement　Product　 placement　1.The purpose of advertising is to （） or sell something, usually a business’ product or service.
正确答案：promote