Given below are two statements: one is labeled as Assertion (A) and the other is labeled as Reason (R).
Assertion (A):
All vertebrates are chordates but all chordates are not vertebrates.
Reason (R):
Notochord is replaced by a vertebral column in the adult vertebrates.
In the light of the above statements, choose the most appropriate answer from the options given below :
1
(A) is not correct but (R) is correct
2
Both (A) and (R) are correct and (R) is the correct explanation of (A)
3
Both (A) and (R) are correct but (R) is not the correct explanation of (A)
4
(A) is correct but (R) is not correct