Answer:
"Priceless" advertisings for Mastercard.
Step-by-step explanation:
The advertising describes memorable situations that you find priceless like, the smile of a child, sports moments are also used like winning tennis titles celebrations for Roger Federer.
The message of this brand is strong already and well known for consumers the idea will be to enhance the channels in which the advertisements are displayed. Use the internet to promote the brand. Using the social media networks that are most popular.