If the sequence of the sense strand of DNA is ( 5' GCAATGCAATT 3' ), then what will be the sequence of its primary transcript?
a) ( 3' CGTTACGTCAA 5' )
b) ( 5' CGTTACGTCAA 3' )
c) ( 3' GCAATGCAATT 5' )
d) ( 5' GCAATGCAATT 3' )