Shirley is driving home from work one day when she notices a new billboard advertisement. What used to be an English ad for Coca$-$Cola is now promoting it using Spanish. This is likely because of $\_\_\_\_.$

Shirley is driving home from work one day when she notices a new billboard advertisement. What used to be an English ad for Coca$-$Cola is now promoting it using Spanish. This is likely because of $\_\_\_\_.$

political and legal factors

growing ethnic markets

research and development

technological factors

economic factors