Read the following statement and select the correct option :
(a) In lancelets notochord extends from head to tail region and is througout their life .
(b) In tunicates ,notochord is present only in the larval tail .

Options

A. (b) is correct but (a) is false
B. (a) is correct but (b) is false
C. both (a) and (b) are true
D. both (a) and (b) are false

Answer

C