The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.

Among the most widespread of marine animals, starfish and sea
    A                        B
urchins inhabit all seas except that of the polar regions. No error
              C                          D                                        E

1)   A

2)   B

3)   C

4)   D

5)   E