At first, sari was disappointed that she was put in a different group than sarah and cameron, her two best friends. she realized, however, that being in a different group was a blessing in disguise. she probably would have spent more time hanging out with sarah and cameron than doing work. instead, she bonded with some of her other classmates and her group get a good grade.
what role does the idiom in this passage play?

a. it shows that sari didn't at first recognize the benefits of being put in a different group than her friends.
b. it shows that sarah and cameron were also disappointed that they were put in a different group.
c. it shows that sari received a better grade on the project than sarah and cameron did.
d. it shows that it is always better to work with people you don't know well instead of your friends.