._____ you arrive in Ireland, you will quickly find yourself on the beautiful country roads.

_____ you arrive in Ireland, you will quickly find yourself on the beautiful country roads.

1. A.
   Since
2. B.
   While
3. C.
   Once
4. D.
   Until

._____ you arrive in Ireland, you will quickly find yourself on the beautiful country roads.

  A. Since              B. While              C. Once              D. Until

._____ you arrive in Ireland, you will quickly find yourself on the beautiful country roads.