What symbol would you use to add abroad match modifier?

The correct symbol to add abroad match modifier is"+."In search engine marketing,abroad match modifier(BMM)is a type of keyword match type that allows advertisers to reach a wider audience while still maintaining some control over which searches trigger their ads.By adding a plus sign(+)directly in front of one or more words in a keyword phrase,advertisers indicate to the search engine that those terms must be present in the user's search query for the ad to be eligible to appear.Unlike broad match keywords,which can trigger ads for related variations and synonyms,including those not explicitly specified,broadmatch modifier provides a level of specificity and control by requiring certain terms to be included in the search query.Thishelps advertisers attract more relevant traffic while still capturing a broader range of search queries.Therefore,the plus sign(+)isthe symbol used to add abroad match modifier,making the selected answer correct.