Biochemical and Genetic Experiments Have Demonstrated That the _________ of TRNA

Biochemical and genetic experiments have demonstrated that the _________ of tRNA are important for recognition by its cognate aminotransferase-tRNA synthetase.

A) D loop and T loop
B) T loop and variable loop
C) anticodon loop and T loop
D) acceptor stem and anticodon loop
E) variable loop and D loop