Bang ini jawabannya apa

NO 3. d - b - c - a

no 4
a. conditional type 2 : I would come to your party if you invited me
type 3 : i would have come to your party if you had invited me.

b. type 2 : if she had a lot of money, she would buy a new house.
type 3 : if she had had a lot of money, she would have bought a new house.