Which of the following is a palindromic sequence?

Which of the following is a palindromic sequence?

Which of the following is a palindromic sequence? 


A) AGGTCC
TCCAGG
B) CCTTCC
GCAAGG
C) GAATCC
CTTAGG
D) GGATCC
CCTAGG
E) GTATCC
CATAGG

Answer: D