Which of the following is one of the key data science skills?

 Among the all options the right option for which of the following is one of the key data science skills is option 4 which refers to data manipulation. Data manipulation is surely one of the key skills in data science. Data science in itself is a science related to data and its management. Therefore, the manipulation of the data is an important component in the management of data. Data manipulation involves the ability to clean, transform, and process the data in the required structure or a usable format for analysis. There are some tools available that can assist in data manipulation. Such tools are Python or R, Python or dpiyr, etc. These tools can effectively manipulate the data for you.

On the other hand graphic designing is a different field. It is the field used in designing graphics. Hence it could not be a component of data science. Moreover, web development refers to the field in which developer tries to develop software by using codings. System programming is again not a suitable option related to this question as it is again a field for programming software like web development.