Match the following and choose the correct option.
Column I | Column II | ||
(a) | Asymmetry | (i) | Pheretima |
(b) | Biradial symmetry | (ii) | Pleurobrachia |
(c) | Pentamerous radial symmetry | (iii) | Pila |
(d) | Bilateral symmetry | (iv) | Asterias |
Asymmetry | Pila (secondarily asymmetrical; torsion occurs during their development) |
Biradial symmetry | Pleurobrachia |
Pentamerous radial symmetry | Asterias |
Bilateral symmetry | Pheretima |