In how many different ways can the letters of the word BANKING be arranged in such a way that the vowels always come together?

In how many different ways can the letters of the word BANKING be arra

1.	In how many different ways can the letters of the word BANKING be arranged in such a way that the vowels always come together?
A.	20
B.	40
C.	60
D.	40
E.	20
Answer» F.