The correct sequence in insect complete metamorphosis is
(a) $\operatorname{egg} \longrightarrow$ immature form $\longrightarrow$ adult
(b) $\operatorname{egg} \longrightarrow$ trochophore larva $\longrightarrow$ veliger larva $\longrightarrow$ adult
(c) $\operatorname{egg} \longrightarrow$ pupa $\longrightarrow$ larva $\longrightarrow$
(e) adult $\longrightarrow$ adult (d) $\mathrm{egg} \longrightarrow$ larva $\longrightarrow$ pupa $\longrightarrow$ adult
larva $\longrightarrow$ egg $\longrightarrow$ pupa