People donated a lot, so the victims of the tsunami are now able to overcome difficulties.
A.To overcome difficulties, the victims of the tsunami needed people's generous donation.
B.But for people's generous donation, the victims of the tsunami wouldn't be able to overcome difficulties now.
C.The victims of the tsunami are now able to overcome difficulties but for people's donation.
D.Despite people's generous donation, the victims of the tsunami are facing lots of difficulties.