Hello,

3rd option will be best as data science is all about Prediction and rule making for different data set. it is used to find out all the information by making analysis and find out what are the possible way or outcomes based on variables or parameters.

Data science is a huge domain where big data, data analytics, Data visualization, data ware housing and data mining are high priority streams. and the root concept of all these streams is Predictive and prognostic Analytics.

Hope it helps!