Answer: Cluster
Explanation:
The cluster is one of the type of data mining strategy in which the various types of data elements are basically grouped for understanding the similar nature of the elements and also the difference in the given information or data.
The cluster is the term which is used to refers to the partitioning of the given data objects into the different form of sub- groups based on the same characteristics or traits.
According to the given question, a Snacks company is basically starting the advertising campaign for the purpose of promoting the new product that is tortilla chips in the market so they used the cluster data mining technique.
Therefore, Cluster is the correct answer.