Correct Answer - Option 3 : DAM, DIG, RUN
Given words are:
DAM PLY DIG RUN EAR
Changing each consonant of all the words to its next letter and each vowel of all the words to its previous letter of the English alphabetical series:
EZN QMZ EHH STO DZS
Three words EZN, EHH, STO will be formed having atleast one vowel which is obtained from DAM, DIG, RUN.
Hence, DAM, DIG, RUN is the correct answer.