Use the table to answer the question. Studying Online Girls Boys Row total Want the option to keep studying online 10 3 13 Don’t want the option to keep studying online 5 7 12 Column total 15 10 25 Which mathematical sentence can be used to calculate the probability of selecting a student who wants the option to keep studying online or is a boy?

A. 13/25 + 10/25

B. 13/25 + 10/25 - 3/25

C. 13/25 x 10/25

D. 3/25