In how many ways can you arrange the letters of the word 'ALPHABET' so that the alphabet 'A' is always at the beginning and alphabet 'T' is at the end?

In how many ways can you arrange the letters of the word 'ALPHABET' so

1.	In how many ways can you arrange the letters of the word 'ALPHABET' so that the alphabet 'A' is always at the beginning and alphabet 'T' is at the end?
A.	500
B.	550
C.	664
D.	720
Answer» E.