This question is incomplete because the options are not given. However this is the answer.
Statics.
Step-by-step explanation
Statistics is a branch of mathematics that focuses on the collection, analysis, interpretation, description and study of a data series in order to establish comparisons or variabilities that allow us understanding a particular phenomenon. For example, when you want to know about a preference in a particular group of people, yo can use statics to know their preferences taking samples to analize it and establish conclusions based on the data. According to the above, it can be inferred that the correct answer is Statics.