Comprehension Passage
Direction: Following questions are based on five words given below.
JMEQ ZMBV YPKL SWZX PLMK
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the first and last letters of all the words are interchanged and second and third letters are changed to next letter of the English alphabetical series, how many words have only one vowel?
1
Three
2
Two
3
One
4
None
5
Four