Maybe this is due to my limited command of US English.
But if I read the statement, then the statement is incorrect. Because Summarise can handle all data types, not just the three mentioned.
Question 2: true or false?
The summarize tool can apply summary processes to Spatial, String, and Numeric datatypes.
answered False (because it can handlle all NOT just the these three)
Verdict: Incorrect. Because Summarizer can handle ALL data types.
Have come across some more like these, feels