Which of the Following Statements About Sponge Structure or Function

Which of the following statements about sponge structure or function is false?

A) Choanocytes are flagellated cells that play a role in feeding.
B) Large species are found in areas of heavy wave action, where food is most abundant.
C) Individual sponges are both male and female.
D) Water enters a sponge through pores and exits via one or more oscula.
E) Sponges have an extensive extracellular matrix holding the cells together.