Hi $,$

i have checked this question in the tool before and i have been told that the right answer is B which is $$The need to collect and record each batch size makes the Data Collection Plan more complex$$ however i have been marked as incorrect in the my academy study $.$ appreciate if an expert can check this for me please and let me know what is the correct answer?

Q$22$:$-$ According to the BOK, which one of the following could be a problem when using a NP chart to model a process?

Select one:

A$)$ The variable Control limits could be confusing

B$)$ The need to collect and record each batch size makes the Data Collection Plan more complex

C$)$ Measuring the data may require a high degree of discrimination

D$)$ Data collection could be expensive

E$)$ Counting the characteristics of interest on each unit in the batch could take a great deal of time