question_answer

Which of the following phylum is being described by the given statements?

(i) They are bilaterally symmetrical, triploblastic, segmented and coelomate animals.

(ii) The body consists of head, thorax, abdomen and have jointed appendages.

(iii) Circulatory system is of open type.

(iv) Excretion takes place through malphigian tubules.

A) Arthropoda     

B)        Annelida

C) Mollusca           

D) Echinodermata