In a certain code language, letters of a word are shifted alternately by +2 and -1 positions, starting with +2 for the first letter. If 'SCHOOL' is written as 'UBJNQK', how will 'TEACHER' be written?
- AVFCBJDT
- BVDCBJFT
- CUDCBJDT
- DVDCBJDT
Correct answer: D