The larval stage in Asterias is:
$(a)$ Absent
$(b)$ Free-swimming
$(c)$ Bilaterally symmetrical
$(d)$ Radially symmetrical
$(a)$ Absent
$(b)$ Free-swimming
$(c)$ Bilaterally symmetrical
$(d)$ Radially symmetrical
- A$Only \; (a)$
- B$(b) \; \text{and} \; (c)$
- C$(b) \; \text{and} \; (d)$
- D$Only \; (c)$
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