Match the structure to its function in the embryo sac.
| Column I | Column II |
|---|---|
| (a) Synergids | (i) Nourishes the developing embryo |
| (b) Central Cell | (ii) Develops into the zygote after fertilisation |
| (c) Egg Cell | (iii) Have special thickenings called the filiform apparatus |
| (d) Endosperm | (iv) Develops into the endosperm after fertilisation |