Which of the Following Shows All of the Tripeptides That

Multiple Choice

Which of the following shows all of the tripeptides that can be formed from one molecule each of glycine (Gly) , valine (Val) , and leucine (Leu) ?

A) Gly-Val-Leu
B) Val-Gly-Leu, Gly-Val-Leu, Gly-Leu-Val, Leu-Gly-Val
C) Gly-Val-Leu, Gly-Leu-Val, Val-Leu-Gly, Val-Gly-Leu, Leu-Gly-Val, Leu-Val-Gly
D) Val-Gly-Leu, Gly-Leu-Val
E) Gly-Val-Leu, Gly-Leu-Val, Leu-Gly-Val