The data set below contains data on direct marketing campaigns of a banking institution. Clients were contacted by phone with the goal of having them subscribe to a term deposit $($that is$,$ open a certificate of deposit $($CD$)$ account$).$

Bank data.xlsx

$($Note: The file may not open when using Microsoft Edge. Use another browser or right$-$click "Save link as$"$ to download the data file.$)$

Which of the following statements is correct?

a$.$

Clients with secondary education are more likely to have personal loans than those with primary or tertiary education.

b$.$

Clients with primary education are most likely to have a personal loan.

c$.$

There is no difference between the probability of having a personal loan between those with primary, secondary or tertiary education.

d$.$

We need additional information to answer this question.