if there had not been financial support from sponsors, the studens of ur department would have been unable to conduct this seminar the above sentence means that

if there had not been financial support from sponsors, the studens of ur department would have been unable to conduct this seminar the above sentence means that.....
A.the sminar has been successfull
B.there were no funds for the seminar
C.the seminar is now being conducted
D.there was financial support from sponsors
E.the students are now looking for sponsors