1. An animal that has body parts that extend outward from its center shows
Aradial symmetry.
Bsegmentation.
Cseveral planes of symmetry.
Dbilateral symmetry.

  1. A coelom is a body cavity
Acompletely lined with mesoderm.
Bpartially lined with mesoderm.
Cwithout mesoderm.
Dpartially lined with endoderm.