Point out the wrong statement.
(a) Merging concerns combining datasets on the same observations to produce a result with more variables
(b) Data visualization is the organization of information according to preset specifications
(c) Subsetting can be used to select and exclude variables and observations
(d) All of the mentioned
The question was posed to me during an online exam.
The query is from Basics of Data Science in chapter Data Science Basics and Data Scientist Toolbox of Data Science