Which of the following statements are true for the phylum Aschelminthes? 
(a) Their body surface is distinctly marked out into segments.
(b) Alimentary canal is complete with a muscular pharynx.
(c) Sexes are not separate.
(d) Development may be direct or indirect.

• A

  (a) and (c)

• B

  (a) and (b)

• C

  (b) and (d)

• D

  (c) and (d)