How can it be A? It can't be A, there are no ERRORs in the LOG, there are only NOTEs.
How can it be B? It can't be B, there are no ERRORs in the LOG, there are only NOTEs.
How can it be C? It can't, because after this NOTE about invalid data for Salary in line 4, the log continues on and produces no more invalid data messages, and then it ends by saying the data set WORK.EMPLOYEES has 20 observations and 4 variables. It's done, it hasn't found additional invalid data.
So, it must be D. QED! 🙂 (Except for that part about the INPUT statement is in error, as someone pointed out above it could be there is a typographical error in the value of Salary, and so just because we have eliminated A B and C, that doesn't mean D is correct, it may not be an error in the INPUT statement.)
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